Add API for SHELL command to set the capabilities request timeout.

Bug: 188440601
Test: atest ImsServiceTest RcsUceAdapterTest
Change-Id: I4df957c97430758c6c84a06601070c3c3e3934e1

telephony/java/com/android/internal/telephony/ITelephony.aidl

@@ -2439,6 +2439,12 @@ interface ITelephony {
       */
     boolean removeUceRequestDisallowedStatus(int subId);
 
+    /**
+     * Set the timeout for contact capabilities request.
+     * Note: This is designed for a SHELL command only.
+     */
+    boolean setCapabilitiesRequestTimeout(int subId, long timeoutAfterMs);
+
     /**
      * Set a SignalStrengthUpdateRequest to receive notification when Signal Strength breach the
      * specified thresholds.