Remove storage permissions

Requires adjusting some file reading to first copy to a temporary file
in cache that we have permissions to read from. This is only applicable for things
like ZIP files where we need an actual File rather than just some Android content
URI shenanigans.

app/src/main/java/eu/kanade/tachiyomi/ui/browse/BrowseTab.kt

@@ -13,7 +13,6 @@ import cafe.adriel.voyager.navigator.Navigator
 import cafe.adriel.voyager.navigator.tab.LocalTabNavigator
 import cafe.adriel.voyager.navigator.tab.TabOptions
 import eu.kanade.presentation.components.TabbedScreen
-import eu.kanade.presentation.permissions.PermissionRequestHelper
 import eu.kanade.presentation.util.Tab
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.ui.browse.extension.ExtensionsScreenModel
@@ -66,9 +65,6 @@ data class BrowseTab(
             onChangeSearchQuery = extensionsScreenModel::search,
         )
 
-        // For local source
-        PermissionRequestHelper.requestStoragePermission()
-
         LaunchedEffect(Unit) {
             (context as? MainActivity)?.ready = true
         }