[Telephony] Add the Ignore to solve this CTS test.

In this case, the user and user-debug have different values.
To figure out a way to test, not completely remove it.

Bug: b/232708624
Test: cts SipDelegateManagerTest
Change-Id: I51213b81dd1dc1b06f4f67d74127c69172028bf3
diff --git a/tests/tests/telephony/current/src/android/telephony/ims/cts/SipDelegateManagerTest.java b/tests/tests/telephony/current/src/android/telephony/ims/cts/SipDelegateManagerTest.java
index f4ae7a5..178fa18 100644
--- a/tests/tests/telephony/current/src/android/telephony/ims/cts/SipDelegateManagerTest.java
+++ b/tests/tests/telephony/current/src/android/telephony/ims/cts/SipDelegateManagerTest.java
@@ -755,6 +755,8 @@
         }
     }
 
+    @Ignore("the compatibility framework does not currently support changing compatibility flags"
+            + "on user builds for device side CTS tests. Ignore this test until support is added")
     @Test
     public void testDelegateRegistrationChangesCompatDisabled() throws Exception {
         if (!ImsUtils.shouldTestImsService()) {