Remove semicolon after ChunkedObliviousHttpClient ctor

It fails chrome build:
https://chromium-review.googlesource.com/c/chromium/src/+/7268846?tab=checks

PiperOrigin-RevId: 845864856

quiche/oblivious_http/oblivious_http_client.cc

diff --git a/quiche/oblivious_http/oblivious_http_client.cc b/quiche/oblivious_http/oblivious_http_client.cc
index 4dbb863..49a8ade 100644
--- a/quiche/oblivious_http/oblivious_http_client.cc
+++ b/quiche/oblivious_http/oblivious_http_client.cc
@@ -106,7 +106,7 @@
     : ohttp_key_config_(ohttp_key_config),
       hpke_sender_context_(std::move(hpke_sender_context)),
       aead_params_(aead_params),
-      chunk_handler_(chunk_handler) {};
+      chunk_handler_(chunk_handler) {}
 
 absl::StatusOr<ChunkedObliviousHttpClient> ChunkedObliviousHttpClient::Create(
     absl::string_view hpke_public_key,