[openssl/openssl] a03108: Fix bug in priority queue remove function

[Pauli]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: a03108778044cc0d428ce38084ef6f318446fbe3
      https://github.com/openssl/openssl/commit/a03108778044cc0d428ce38084ef6f318446fbe3
  Author: Pauli <pauli at openssl.org>
  Date:   2023-11-08 (Wed, 08 Nov 2023)

  Changed paths:
    M ssl/priority_queue.c

  Log Message:
  -----------
  Fix bug in priority queue remove function

The short circuit in the remove function when the element is the last in the
heap, failed to add the removed slot back to the freelist.

Fixes #22644

Reviewed-by: Hugo Landau <hlandau at openssl.org>
Reviewed-by: Matt Caswell <matt at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22646)


  Commit: 0efcf1384fd320a6235e90d7b078ad89ea504d16
      https://github.com/openssl/openssl/commit/0efcf1384fd320a6235e90d7b078ad89ea504d16
  Author: Pauli <pauli at openssl.org>
  Date:   2023-11-08 (Wed, 08 Nov 2023)

  Changed paths:
    M test/priority_queue_test.c

  Log Message:
  -----------
  Add unit test for #22644

Reviewed-by: Hugo Landau <hlandau at openssl.org>
Reviewed-by: Matt Caswell <matt at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22646)


Compare: https://github.com/openssl/openssl/compare/ec0d22fe1571...0efcf1384fd3