http2: add support for ORIGIN frame
Add support for ORIGIN frame (RFC 8336) to the HTTP/2 dissector. The frame is a sequence of 0 or more origin entries (length and ASCII value), hence dissection is implemented as a subtree.
Add support for ORIGIN frame (RFC 8336) to the HTTP/2 dissector. The frame is a sequence of 0 or more origin entries (length and ASCII value), hence dissection is implemented as a subtree.