refactor: improve auth screen and bump haze version

* Bump haze version to 1.6.0.
* Blur now works on android 11 and older
* Add "Sign up" and "Forgot password?" links to the auth screen.
* Add logic to toggle dynamic colors on logo click in the auth screen (Android 12+).

app/src/main/kotlin/dev/meloda/fast/presentation/MainScreen.kt

@@ -68,7 +68,7 @@ fun MainScreen(
 ) {
     val activity = LocalActivity.current as? AppCompatActivity ?: return
     val theme = LocalThemeConfig.current
-    val hazeState = remember { HazeState() }
+    val hazeState = remember { HazeState(true) }
     val navController = rememberNavController()
 
     var selectedItemIndex by rememberSaveable {