Cleanup appName tokens

Co-authored-by: Stevie Robinson <stevie.robinson@gmail.com>

Closes #9430

frontend/src/App/AppUpdatedModalContent.js

@@ -65,12 +65,12 @@ function AppUpdatedModalContent(props) {
   return (
     <ModalContent onModalClose={onModalClose}>
       <ModalHeader>
-        {translate('AppUpdated', { appName: 'Radarr' })}
+        {translate('AppUpdated')}
       </ModalHeader>
 
       <ModalBody>
         <div>
-          <InlineMarkdown data={translate('AppUpdatedVersion', { appName: 'Radarr', version })} blockClassName={styles.version} />
+          <InlineMarkdown data={translate('AppUpdatedVersion', { version })} blockClassName={styles.version} />
         </div>
 
         {

frontend/src/App/ConnectionLostModal.js

@@ -28,11 +28,11 @@ function ConnectionLostModal(props) {
 
         <ModalBody>
           <div>
-            {translate('ConnectionLostToBackend', { appName: 'Radarr' })}
+            {translate('ConnectionLostToBackend')}
           </div>
 
           <div className={styles.automatic}>
-            {translate('ConnectionLostReconnect', { appName: 'Radarr' })}
+            {translate('ConnectionLostReconnect')}
           </div>
         </ModalBody>
         <ModalFooter>