Clean up some unnecessary bits

- Remove analytics/crash reporting
- Remove app update check
- Remove F-Droid warning
- Remove Discord references

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -65,7 +65,6 @@ import eu.kanade.tachiyomi.Migrations
 import eu.kanade.tachiyomi.data.cache.ChapterCache
 import eu.kanade.tachiyomi.data.download.DownloadCache
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
-import eu.kanade.tachiyomi.data.updater.AppUpdateChecker
 import eu.kanade.tachiyomi.data.updater.RELEASE_URL
 import eu.kanade.tachiyomi.extension.api.ExtensionApi
 import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
@@ -74,7 +73,6 @@ import eu.kanade.tachiyomi.ui.browse.source.globalsearch.GlobalSearchScreen
 import eu.kanade.tachiyomi.ui.deeplink.DeepLinkScreen
 import eu.kanade.tachiyomi.ui.home.HomeScreen
 import eu.kanade.tachiyomi.ui.manga.MangaScreen
-import eu.kanade.tachiyomi.ui.more.NewUpdateScreen
 import eu.kanade.tachiyomi.ui.more.OnboardingScreen
 import eu.kanade.tachiyomi.util.system.dpToPx
 import eu.kanade.tachiyomi.util.system.isNavigationBarNeedsScrim
@@ -93,7 +91,6 @@ import tachiyomi.core.Constants
 import tachiyomi.core.util.lang.launchIO
 import tachiyomi.core.util.system.logcat
 import tachiyomi.domain.library.service.LibraryPreferences
-import tachiyomi.domain.release.interactor.GetApplicationRelease
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
@@ -314,27 +311,6 @@ class MainActivity : BaseActivity() {
     @Composable
     private fun CheckForUpdates() {
         val context = LocalContext.current
-        val navigator = LocalNavigator.currentOrThrow
-
-        // App updates
-        LaunchedEffect(Unit) {
-            if (BuildConfig.INCLUDE_UPDATER) {
-                try {
-                    val result = AppUpdateChecker().checkForUpdate(context)
-                    if (result is GetApplicationRelease.Result.NewUpdate) {
-                        val updateScreen = NewUpdateScreen(
-                            versionName = result.release.version,
-                            changelogInfo = result.release.info,
-                            releaseLink = result.release.releaseLink,
-                            downloadLink = result.release.getDownloadLink(),
-                        )
-                        navigator.push(updateScreen)
-                    }
-                } catch (e: Exception) {
-                    logcat(LogPriority.ERROR, e)
-                }
-            }
-        }
 
         // Extensions updates
         LaunchedEffect(Unit) {