Make separate copy of protobuf libraries

Avoids proguard error on collision between telephony and framework
copies.

Test: m -j checkbuild
Change-Id: I1208ba475e82204f19c53787cfd80b3ed881b183
diff --git a/jarjar-rules.txt b/jarjar-rules.txt
index 50220b4..958e2bb 100644
--- a/jarjar-rules.txt
+++ b/jarjar-rules.txt
@@ -1,2 +1,2 @@
-rule com.google.protobuf.nano.** com.android.framework.protobuf.nano.@1
+rule com.google.protobuf.nano.** com.android.internal.telephony.protobuf.nano.@1