[chaotic-good] Extend connection timeouts (#35937)

5 seconds is really too small when we've got dozens of connections being established on a busy system. We need a deadline, but it can be significantly looser.

Closes #35937

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35937 from ctiller:timeout1 dc26a82985
PiperOrigin-RevId: 609587934

src/core/ext/transport/chaotic_good/client/chaotic_good_connector.cc

@@ -67,7 +67,7 @@ namespace chaotic_good {
 using grpc_event_engine::experimental::EventEngine;
 namespace {
 const int32_t kDataAlignmentBytes = 64;
-const int32_t kTimeoutSecs = 5;
+const int32_t kTimeoutSecs = 120;
 }  // namespace
 
 ChaoticGoodConnector::ChaoticGoodConnector(

src/core/ext/transport/chaotic_good/server/chaotic_good_server.cc

@@ -70,7 +70,7 @@ namespace grpc_core {
 namespace chaotic_good {
 
 namespace {
-const Duration kConnectionDeadline = Duration::Seconds(5);
+const Duration kConnectionDeadline = Duration::Seconds(120);
 }  // namespace
 
 using grpc_event_engine::experimental::EventEngine;