Restore sanity by reformatting grpc_version_string

src/core/surface/version.c

@@ -36,4 +36,6 @@
 
 #include <grpc/grpc.h>
 
-const char *grpc_version_string(void) { return "0.11.0.0"; }
+const char *grpc_version_string(void) {
+	return "0.11.0.0";
+}