Protos: Sync spacing with iOS version of protos

FREEBIE

protos/IncomingPushMessageSignal.proto

@@ -101,8 +101,10 @@ message SyncMessage {
       GROUPS   = 2;
       BLOCKED  = 3;
     }
+
     optional Type type = 1;
   }
+
   message Read {
     optional string sender    = 1;
     optional uint64 timestamp = 2;
@@ -120,6 +122,7 @@ message AttachmentPointer {
   enum Flags {
     VOICE_MESSAGE = 1;
   }
+
   optional fixed64 id          = 1;
   optional string  contentType = 2;
   optional bytes   key         = 3;