[openssl/openssl] 115ee2: QUIC SSTREAM: Fix bug in ossl_quic_sstream_is_tota...

[Hugo Landau]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: 115ee28263c28c78a34ce4e40a9e4be8361deee6
      https://github.com/openssl/openssl/commit/115ee28263c28c78a34ce4e40a9e4be8361deee6
  Author: Hugo Landau <hlandau at openssl.org>
  Date:   2023-11-02 (Thu, 02 Nov 2023)

  Changed paths:
    M ssl/quic/quic_sstream.c
    M test/quic_stream_test.c

  Log Message:
  -----------
  QUIC SSTREAM: Fix bug in ossl_quic_sstream_is_totally_acked

ossl_quic_sstream_is_totally_acked would return 0
if no data had been appended to the stream yet.
Fixed and added tests.

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Matt Caswell <matt at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22580)