chore: update changelog for version 2.7.8

[gnufede]

• update changelog for version 2.7.8

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-04-18 08:30:57

Comparing candidate commit 429c6e0 in PR branch release.script/changelog-update-2.7.8 with baseline commit b1dab58 in branch main.

Found 4 performance improvements and 4 performance regressions! Performance is the same for 193 metrics, 9 unstable metrics.

scenario:httppropagationextract-all_styles_all_headers

• 🟥 max_rss_usage [+493.850KB; +743.552KB] or [+2.330%; +3.508%]

scenario:httppropagationextract-b3_headers

• 🟥 max_rss_usage [+552.995KB; +773.699KB] or [+2.614%; +3.657%]

scenario:httppropagationextract-datadog_tracecontext_tracestate_not_propagated_on_trace_id_no_match

• 🟥 max_rss_usage [+566.929KB; +657.775KB] or [+2.656%; +3.081%]

scenario:httppropagationextract-datadog_tracecontext_tracestate_propagated_on_trace_id_match

• 🟩 max_rss_usage [-1049.657KB; -755.860KB] or [-4.785%; -3.446%]

scenario:httppropagationextract-tracecontext_headers

• 🟥 max_rss_usage [+556.660KB; +758.975KB] or [+2.632%; +3.588%]

scenario:httppropagationextract-wsgi_invalid_priority_header

• 🟩 max_rss_usage [-933.224KB; -692.069KB] or [-4.270%; -3.166%]

scenario:httppropagationextract-wsgi_large_header_no_matches

• 🟩 max_rss_usage [-722.107KB; -530.040KB] or [-3.295%; -2.419%]

scenario:httppropagationextract-wsgi_medium_header_no_matches

• 🟩 max_rss_usage [-691.789KB; -463.693KB] or [-3.165%; -2.121%]