Don't start DPC with the FLAG_ACTIVITY_NEW_TASK flag

The flag prevents the DPC screen from showing with the in-app
transition.

Fixes: 198422800
Test: manual
Change-Id: Ie6debb55396eb5ce48a21b1ef52c89612b1c7ffd

src/com/android/settings/privacy/WorkPolicyInfoPreferenceController.java

@@ -45,7 +45,7 @@ public class WorkPolicyInfoPreferenceController extends BasePreferenceController
     @Override
     public boolean handlePreferenceTreeClick(Preference preference) {
         if (TextUtils.equals(getPreferenceKey(), preference.getKey())) {
-            mEnterpriseProvider.showWorkPolicyInfo();
+            mEnterpriseProvider.showWorkPolicyInfo(preference.getContext());
             return true;
         }
         return false;