chore(hosts): backport 8 commits into hosts/android

Refresh hosts/android to polkadot-android-community 82b09adbf (#212, #213,
#215). No conflicts, and every difference from the source is one of this
repository's adaptations.

Author: TarikGul

BACKPORT-android.md

@@ -40,8 +40,11 @@ class PocketNavigator @Inject constructor(
     override fun openCollectibles() =
         performNavigation(R.id.action_global_to_collectiblesFragment)
 
-    override fun openSpaSheet(url: String) = performNavigation(
-        actionId = R.id.action_global_to_spaSheetBottomSheet,
-        args = SpaSheetPayload(url).toPayloadBundle()
-    )
+    override fun openSpaSheet(url: String) {
+        if (isCurrentDestination(R.id.spaSheetBottomSheet)) return
+        performNavigation(
+            actionId = R.id.action_global_to_spaSheetBottomSheet,
+            args = SpaSheetPayload(url).toPayloadBundle()
+        )
+    }
 }