perf(http2): significantly improve http2 multi-core performance (#892)

Author: 0x676e67

Cargo.toml

@@ -78,7 +78,7 @@ tower = { version = "0.5.2", default-features = false, features = [
 ] }
 bytes = "1.10.1"
 http = "1.3.1"
-http2 = { version = "0.5.6", features = ["unstable"] }
+http2 = { version = "0.5.7", features = ["unstable"] }
 httparse = "1.10.1"
 http-body = "1.0.1"
 http-body-util = "0.1.3"