Bump haproxy version to 3.2.17

[CFN-CI]

Automatic bump from version 3.2.16 to version 3.2.17, downloaded from https://www.haproxy.org/download/3.2/src/haproxy-3.2.17.tar.gz.

After merge, consider releasing a new version of haproxy-boshrelease.

Changelog for HAProxy 3.2.17.

Please also check list of known open bugs for HAProxy 3.2.17.

The developer's summary for this release can be found in the Announcement post for the HAProxy 3.2.17 release.

HAPROXY CHANGELOG between 3.2.17 and 3.2.16

2026/04/30 : 3.2.17
    - BUG/MINOR: tcpcheck: Allow connection reuse without prior traffic
    - BUG/MINOR: ssl: fix memory leaks on realloc failure in ssl_ckch.c
    - DOC: config: Fix log-format example with last rule expressions
    - BUG/MINOR: tools: my_memspn/my_memcspn wrong cast causing incorrect byte reading
    - BUG/MINOR: tools: fix memory leak in indent_msg() on out of memory
    - BUG/MINOR: tools: free previously allocated strings on strdup failure in backup_env()
    - BUG/MINOR: sample: fix memory leak in check_when_cond() when ACL is not found
    - BUG/MINOR: sample: fix NULL strm dereference in sample_conv_when
    - BUG/MINOR: peers: fix logical "and" when checking for local in PEER_APP_ST_STARTING
    - BUG/MINOR: peers: fix wrong flag reported twice for dump_flags
    - BUG/MEDIUM: mux_h1: fix stack buffer overflow in h1_append_chunk_size()
    - BUG/MINOR: http_ana: use scf to report term_evts in http_wait_for_request()
    - BUILD: 51d: fix bool definition on dummy lib v4
    - BUG/MAJOR: http-htx: Store new host in a chunk for scheme-based normalization
    - BUG/MEDIUM: http-htx: Don't use data from HTX message to update authority
    - BUG/MEDIUM: http-htx: Loop on full host value during scheme based normalization
    - BUG/MAJOR: mux-h1: Deal with true 64-bits integer to emit chunks size
    - BUG/MEDIUM: tasks: Do not loop in task_schedule() if a task is running
    - BUG/MINOR: fix various typos and spelling mistakes in user-visible messages
    - BUG/MINOR: payload: validate minimum keyshare_len in smp_fetch_ssl_keyshare_groups
    - BUG/MINOR: payload: prevent integer overflow in distcc token parsing
    - BUG/MEDIUM: mux-fcgi: Properly handle full buffer for FCGI_PARAM record
    - BUG/MINOR: http-htx: Don't normalize emtpy path for OPTIONS requests
    - BUG/MEDIUM: acme: fix segfault on newOrder with empty authorizations
    - BUG/MINOR: acme: skip auth/challenge steps when newOrder returns a certificate