Fix mismatched allocation/deallocation

When we use "new[]", we need to use "delete[]", not "delete".

Test: TreeHugger
Change-Id: Ie1caad9ffcd8ac9e2544b627ad85966178dc00a1
diff --git a/libril/ril_service.cpp b/libril/ril_service.cpp
index 8009d47..1d64bb0 100755
--- a/libril/ril_service.cpp
+++ b/libril/ril_service.cpp
@@ -2821,7 +2821,7 @@
     imsiEncryption.expirationTime = data.expirationTime;
     CALL_ONREQUEST(pRI->pCI->requestNumber, &imsiEncryption,
             sizeof(RIL_CarrierInfoForImsiEncryption), pRI, mSlotId);
-    delete(imsiEncryption.carrierKey);
+    delete[](imsiEncryption.carrierKey);
     return Void();
 }