Revert "Add telephony feature flag lib"

This reverts commit 82cd3010dc5934baa1492ae073c363c262b119d3.

Reason for revert: Putting to framework/opt/telephony

Change-Id: I4a9de4197fb27cb1e2a53deed9d5cccada058dae
diff --git a/Android.bp b/Android.bp
index 0dab95d..dc35c5d 100644
--- a/Android.bp
+++ b/Android.bp
@@ -43,8 +43,7 @@
         "PlatformProperties",
         "modules-utils-os",
         "nist-sip",
-        "service-entitlement",
-        "telephony_flags-lib",
+        "service-entitlement"
     ],
 
     srcs: [