[RELEASE] Released version 2.9-dev11

[RELEASE] Released version 2.9-dev11

Released version 2.9-dev11 with the following main changes :
    - BUG/MINOR: startup: set GTUNE_SOCKET_TRANSFER correctly
    - BUG/MINOR: sock: mark abns sockets as non-suspendable and always unbind them
    - BUILD: cache: fix build error on older compilers
    - BUG/MAJOR: quic: complete thread migration before tcp-rules
    - BUG/MEDIUM: quic: Possible crash for connections to be killed
    - MINOR: quic: remove unneeded QUIC specific stopping function
    - MINOR: acl: define explicit HTTP_3.0
    - DEBUG: connection/flags: update flags for reverse HTTP
    - BUILD: log: silence a build warning when threads are disabled
    - MINOR: quic: Add traces to debug frames handling during retransmissions
    - BUG/MEDIUM: quic: Possible crash during retransmissions and heavy load
    - BUG/MINOR: quic: Possible leak of TX packets under heavy load
    - BUG/MINOR: quic: Possible RX packet memory leak under heavy load
    - BUG/MINOR: server: do not leak default-server in defaults sections
    - DEBUG: tinfo: store the pthread ID and the stack pointer in tinfo
    - MINOR: debug: start to create a new struct post_mortem
    - MINOR: debug: add OS/hardware info to the post_mortem struct
    - MINOR: debug: report in port_mortem whether a container was detected
    - MINOR: debug: report in post_mortem if the container techno used is docker
    - MINOR: debug: detect CPU model and store it in post_mortem
    - MINOR: debug: report any detected hypervisor in post_mortem
    - MINOR: debug: collect some boot-time info related to the process
    - MINOR: debug: copy the thread info into the post_mortem struct
    - MINOR: debug: dump the mapping of the libs into post_mortem
    - MINOR: debug: add the ability to enter components in the post_mortem struct
    - MINOR: init: add info about the main program to the post_mortem struct
    - DOC: management: document "show dev"
    - CLEANUP: assorted typo fixes in the code and comments
    - CI: limit codespell checks to main repo, not forks
    - DOC: 51d: updated 51Degrees repo URL for v3.2.10
    - DOC: install: update the list of openssl versions
    - MINOR: ext-check: add an option to preserve environment variables
    - BUG/MEDIUM: mux-h1: Don't set CO_SFL_MSG_MORE flag on last fast-forward send
    - MINOR: rhttp: rename proto_reverse_connect
    - MINOR: rhttp: large renaming to use rhttp prefix
    - MINOR: rhttp: add count of active conns per thread
    - MEDIUM: rhttp: support multi-thread active connect
    - MINOR: listener: allow thread kw for rhttp bind
    - DOC: rhttp: replace maxconn by nbconn
    - MINOR: log/balance: rename "log-sticky" to "sticky"
    - MEDIUM: mux-quic: Add consumer-side fast-forwarding support
    - MAJOR: h3: Implement zero-copy support to send DATA frame