Rename ambient display user restriction in TestDPC.

Bug: 72487102
Test: manual
Change-Id: Ide2dc21108996a244537300342b0e7d38c6d2b76

Author: yuemingw

app/src/main/java/com/afwsamples/testdpc/policy/UserRestriction.java

@@ -194,7 +194,7 @@ public UserRestriction(String key, int titleResId) {
                     R.string.disallow_config_screen_timeout),
             new UserRestriction(
                     DISALLOW_AMBIENT_DISPLAY,
-                    R.string.disallow_config_ambient_display),
+                    R.string.disallow_ambient_display),
             new UserRestriction(
                     DISALLOW_SHARE_INTO_MANAGED_PROFILE,
                     R.string.disallow_share_into_work_profile),

app/src/main/res/values/strings.xml

@@ -395,7 +395,7 @@
     <string name="disallow_config_brightness">Disallow config brightness</string>
     <string name="disallow_config_date_time">Disallow config date time</string>
     <string name="disallow_config_screen_timeout">Disallow config screen timeout</string>
-    <string name="disallow_config_ambient_display">Disallow config ambient display</string>
+    <string name="disallow_ambient_display">Disallow ambient display</string>
     <string name="disallow_share_into_work_profile">Disallow sharing data into the profile</string>
     <string name="user_restriction_error_msg">Operation not allowed</string>