[fenix] fixes https://github.com/mozilla-mobile/fenix/issues/4237 - Cannot edit the default name of a collection, only replace it

changed setting of text to be done before transition, preventing transition to make textView unclickable;
 added renaming situation to showKeyboard in onResume();
 changed title text when renaming, from: "Name collection" to "Rename collection".

app/src/main/java/org/mozilla/fenix/collections/CollectionCreationUIView.kt

@@ -311,7 +311,6 @@ class CollectionCreationUIView(
                     view.collection_constraint_layout,
                     transition
                 )
-
             }
         }
         collectionSaveListAdapter.updateData(it.tabCollections, it.selectedTabs)