Also set calling pid when registering for next activity start

Test: Share bugreport to Gmail from notification shade
Test: go/wm-smoke
Bug: 73991490
Change-Id: I46e933973f6cd984f7bb1e8231247fdb062a766c

services/core/java/com/android/server/am/ActivityManagerService.java

@@ -26593,6 +26593,7 @@ public class ActivityManagerService extends IActivityManager.Stub
             RemoteAnimationAdapter adapter) throws RemoteException {
         enforceCallingPermission(CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS,
                 "registerRemoteAnimationForNextActivityStart");
+        adapter.setCallingPid(Binder.getCallingPid());
         synchronized (this) {
             final long origId = Binder.clearCallingIdentity();
             try {