folly::init -> folly::Init in jemalloc/playground/thrift_repro.cpp +5

Summary: `folly::init` has been deprecated in favor of `folly::Init` for over two years. Let's make this switch.

Reviewed By: dtolnay

Differential Revision: D82664131

fbshipit-source-id: d9980fa7f5faf094ad26d0d2f7bfa8f6c6dcd380

Author: r-barnes

example_grpc/katran_server.cpp

@@ -106,7 +106,7 @@ void RunServer(
 }
 
 int main(int argc, char** argv) {
-  folly::init(&argc, &argv);
+  const folly::Init init(&argc, &argv);
   FLAGS_logtostderr = 1;
 
   auto forwardingCores = parseIntLine(FLAGS_forwarding_cores);