- update to 1.48.0:
* lib: Allow server to override RFC 9218 stream priority
* lib: Add a server option to fallback to RFC 7540 priorities
* lib: Add PRIORITY_UPDATE frame support
* lib: Implement RFC 9218 extensible prioritization scheme
* lib: Do not verify host field specific characters for response field
* lib: No rfc7540 priorities
* lib: Fix stream stall when initial window size is decreased
* doc: Document how to change stream prioritization scheme
* build: Compile with libressl 3.5
* build: EXTRA_DIST: List mruby files explicitly
* build: Bump ngtcp2 and nghttp3
* build: Do not check application libraries if --enable-lib-only is given
* src: Update default TLS cipher suites
* nghttpx, h2load: Better pack UDP packets in one GSO write
* nghttpx, h2load: Quic error handling
* nghttpx, h2load: Fix QUIC performance regression
* nghttp, nghttpd, nghttpx: Add ktls support
* h2load: Send more packets without GSO per event loop
* h2load: Add ktls support
* nghttpd: Fix TLS read stall
* nghttpx: Disable RFC 7540 priorities
* nghttpx: Client always uses simpler TLS handshake
* nghttpx: Add affinity-cookie-stickiness backend parameter
* nghttpx: Fix broken session affinity
* nghttpx: Limit CONNECTION_CLOSE and Retry under server amplification limit
* integration: Go update
* integration: Add go.mod
* third-party: Bump llhttp to 75b45129db961e1fb3c56044e1b8f7721bfaee5d
* third-party: Bump libbpf to v0.8.0