const net/http.http2cipher_TLS_DHE_RSA_WITH_AES_256_CCM_8
one use
net/http (current package)
h2_bundle.go#L375: http2cipher_TLS_DHE_RSA_WITH_AES_256_CCM_8 uint16 = 0xC0A3
The pages are generated with Golds v0.2.8-preview. (GOOS=darwin GOARCH=arm64)