Update Catalan and Spanish translations.

Remove vanished and translate missing for Spanish. Fix minor issues for Catalan.

src/i18n/rpi-imager_ca.ts

@@ -508,7 +508,7 @@
     <message>
         <location filename="../main.qml" line="1007"/>
         <source>No storage devices found</source>
-        <translation>No s&apos;han trobat dispositius d&apos;emmagatzematge</translation>
+        <translation>No s&apos;ha trobat cap dispositiu d&apos;emmagatzematge</translation>
     </message>
     <message>
         <location filename="../main.qml" line="205"/>

src/i18n/rpi-imager_es.ts

@@ -24,10 +24,6 @@
         <source>Error changing to directory &apos;%1&apos;</source>
         <translation>Error cambiando al directorio &apos;%1&apos;</translation>
     </message>
-    <message>
-        <source>Error writing to storage</source>
-        <translation type="vanished">Error escribiendo en la memoria</translation>
-    </message>
 </context>
 <context>
     <name>DownloadThread</name>
@@ -239,12 +235,12 @@
     <message>
         <location filename="../imagewriter.cpp" line="962"/>
         <source>Error synchronizing time. Trying again in 3 seconds</source>
-        <translation type="unfinished"></translation>
+        <translation>Error sincronizando la hora. Vuelva a intentarlo en 3 segundos</translation>
     </message>
     <message>
         <location filename="../imagewriter.cpp" line="974"/>
         <source>STP is enabled on your Ethernet switch. Getting IP will take long time.</source>
-        <translation type="unfinished"></translation>
+        <translation>El comutador de Ethernet tiene el STP activado. La obtención de la IP puede tardar mucho.</translation>
     </message>
     <message>
         <location filename="../imagewriter.cpp" line="1185"/>
@@ -295,18 +291,6 @@
         <source>OS Customization</source>
         <translation>Personalización del SO</translation>
     </message>
-    <message>
-        <source>OS customization options</source>
-        <translation type="vanished">Opciones de personalización del SO</translation>
-    </message>
-    <message>
-        <source>for this session only</source>
-        <translation type="vanished">solo para esta sesión</translation>
-    </message>
-    <message>
-        <source>to always use</source>
-        <translation type="vanished">para usar siempre</translation>
-    </message>
     <message>
         <location filename="../OptionsPopup.qml" line="62"/>
         <source>General</source>
@@ -428,10 +412,6 @@
         <source>SAVE</source>
         <translation>GUARDAR</translation>
     </message>
-    <message>
-        <source>Persistent settings</source>
-        <translation type="vanished">Ajustes persistentes</translation>
-    </message>
 </context>
 <context>
     <name>QObject</name>
@@ -523,12 +503,12 @@
     <message>
         <location filename="../main.qml" line="330"/>
         <source>Network not ready yet</source>
-        <translation type="unfinished"></translation>
+        <translation>La red aún no está lista</translation>
     </message>
     <message>
         <location filename="../main.qml" line="1007"/>
         <source>No storage devices found</source>
-        <translation type="unfinished"></translation>
+        <translation>No se han encontrado dispositivos de almacenamiento</translation>
     </message>
     <message>
         <location filename="../main.qml" line="205"/>
@@ -536,10 +516,6 @@
         <source>CHOOSE STORAGE</source>
         <translation>ELEGIR ALMACENAMIENTO</translation>
     </message>
-    <message>
-        <source>WRITE</source>
-        <translation type="vanished">ESCRIBIR</translation>
-    </message>
     <message>
         <location filename="../main.qml" line="219"/>
         <source>Select this button to change the destination storage device</source>
@@ -578,10 +554,6 @@
         <source>Select this button to start writing the image</source>
         <translation>Seleccione este botón para empezar a escribir la imagen</translation>
     </message>
-    <message>
-        <source>Select this button to access advanced settings</source>
-        <translation type="vanished">Seleccione este botón para acceder a los ajustes avanzados</translation>
-    </message>
     <message>
         <location filename="../main.qml" line="320"/>
         <source>Using custom repository: %1</source>
@@ -602,10 +574,6 @@
         <source>Keyboard: </source>
         <translation>Teclado: </translation>
     </message>
-    <message>
-        <source>Pi model:</source>
-        <translation type="vanished">Modelo Pi:</translation>
-    </message>
     <message>
         <location filename="../main.qml" line="500"/>
         <source>[ All ]</source>
@@ -639,7 +607,7 @@
     <message>
         <location filename="../main.qml" line="907"/>
         <source>Online - %1 GB download</source>
-        <translation>En línea - %1 GB descarga</translation>
+        <translation>En línea - descarga de %1 GB</translation>
     </message>
     <message>
         <location filename="../main.qml" line="1042"/>
@@ -688,10 +656,6 @@
         <source>There is a newer version of Imager available.&lt;br&gt;Would you like to visit the website to download it?</source>
         <translation>Hay una versión más reciente de Imager disponible.&lt;br&gt;¿Desea visitar el sitio web para descargarla?</translation>
     </message>
-    <message>
-        <source>Error downloading OS list from Internet</source>
-        <translation type="vanished">Error al descargar la lista de SO de Internet</translation>
-    </message>
     <message>
         <location filename="../main.qml" line="1243"/>
         <source>Writing... %1%</source>