Tighten up eslint rule to catch unused const {_} = useLingui() (#9122)

* tighten eslint config to catch unused `useLingui`s

* fix now-invalid uses of _

* remove unused function that produces a ton of eslint warnings

* upgrade react compiler plugin

src/view/com/composer/photos/EditImageDialog.web.tsx

@@ -116,7 +116,6 @@ function EditImageInner({
   }) {
   const t = useTheme()
   const [isDragging, setIsDragging] = useState(false)
-  const {_} = useLingui()
   const control = Dialog.useDialogContext()
 
   const source = image.source

src/view/com/composer/text-input/web/TagDecorator.ts

@@ -30,7 +30,7 @@ function getDecorations(doc: ProsemirrorNode) {
 
       let match
       while ((match = regex.exec(textContent))) {
-        const [matchedString, _, tag] = match
+        const [matchedString, __, tag] = match
 
         if (!tag || tag.replace(TRAILING_PUNCTUATION_REGEX, '').length > 64)
           continue

src/view/com/posts/PostFeedErrorMessage.tsx

@@ -126,7 +126,7 @@ function FeedgenErrorMessage({
       })[knownError],
     [_l, knownError],
   )
-  const [_, uri] = feedDesc.split('|')
+  const [__, uri] = feedDesc.split('|')
   const [ownerDid] = safeParseFeedgenUri(uri)
   const removePromptControl = Prompt.usePromptControl()
   const {mutateAsync: removeFeed} = useRemoveFeedMutation()