Update typescript-eslint monorepo to v8 (major) (#31231)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Renaud Chaput <renchap@gmail.com>

app/javascript/mastodon/actions/markers.ts

@@ -65,7 +65,7 @@ export const synchronouslySubmitMarkers = createAppAsyncThunk(
       client.setRequestHeader('Content-Type', 'application/json');
       client.setRequestHeader('Authorization', `Bearer ${accessToken}`);
       client.send(JSON.stringify(params));
-    } catch (e) {
+    } catch {
       // Do not make the BeforeUnload handler error out
     }
   },

app/javascript/mastodon/actions/streaming.js

@@ -151,7 +151,7 @@ async function refreshHomeTimelineAndNotification(dispatch, getState) {
     // TODO: polling for merged notifications
     try {
       await dispatch(pollRecentGroupNotifications());
-    } catch (error) {
+    } catch {
       // TODO
     }
   } else {