Do not show overview when deviced has pinned

Prevents launching overview when recents button is pressed while pinning
an app. This only occurs if quick step is disabled.

Test: disable quickstep, pin an app and try to go to overview
Change-Id: I0d453c2b6f6ebc7947de670b6cf5d09705f9188e
Fixes: 76702534
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index 958feb7..985a364 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -236,6 +236,11 @@
     }
 
     public void onOverviewToggle() {
+        // If currently screen pinning, do not enter overview
+        if (ActivityManagerWrapper.getInstance().isScreenPinningActive()) {
+            return;
+        }
+
         long time = SystemClock.elapsedRealtime();
         mMainThreadExecutor.execute(() -> {
             long elapsedTime = time - mLastToggleTime;