Don't dismiss IME when changing active RemoteInput

Fixes: 189468877
Test: manual, atest
Change-Id: Iec8fe2d0dc309d62147061086069e5bf5b87abdf

packages/SystemUI/src/com/android/systemui/statusbar/policy/RemoteInputView.java

@@ -777,7 +777,8 @@ public class RemoteInputView extends LinearLayout implements View.OnClickListene
             mOnVisibilityChangedListener.accept(visibility == VISIBLE);
             // Hide soft-keyboard when the input view became invisible
             // (i.e. The notification shade collapsed by pressing the home key)
-            if (visibility != VISIBLE && !mEditText.isVisibleToUser()) {
+            if (visibility != VISIBLE && !mEditText.isVisibleToUser()
+                    && !mController.isRemoteInputActive()) {
                 mEditText.hideIme();
             }
         }