fix(ci): Update workflows to use release pipeline

[damacus]

Updates workflows to @5.0.3.

Changes

• Updated ci.yml to @5.0.3 with secrets: inherit
• Created release.yml with permissions block
• Created conventional-commits.yml, prevent-file-change.yml, copilot-setup-steps.yml
• Created/updated .markdownlint-cli2.yaml
• Created/updated release-please config files (version: 5.1.18)
• Cleaned up CHANGELOG.md

Webhooks

• Webhooks disabled prior to merge

[github-actions]

Slowest examples

Top 10 slowest examples (9.2 seconds, 99.93% of total time)

Example	Description	Time in seconds
spec/user_spec.rb:15	test::user on Ubuntu 18.04 creates elasticsearch user deleteme in group foo	2.06313
spec/user_spec.rb:19	test::user on Ubuntu 18.04 deletes user deleteme	1.08502
spec/user_spec.rb:19	test::user on Ubuntu 20.04 deletes user deleteme	1.01195
spec/user_spec.rb:19	test::user on Centos 8 deletes user deleteme	1.01067
spec/user_spec.rb:15	test::user on Ubuntu 20.04 creates elasticsearch user deleteme in group foo	1.00951
spec/user_spec.rb:15	test::user on Centos 8 creates elasticsearch user deleteme in group foo	1.0084
spec/user_spec.rb:15	test::user on Centos 7.8.2003 creates elasticsearch user deleteme in group foo	1.00383
spec/user_spec.rb:19	test::user on Centos 7.8.2003 deletes user deleteme	1.00221
spec/plugin_proxy_spec.rb:22	test::default_with_plugins on Ubuntu 18.04 installs elasticsearch without proxy	0.01173
spec/plugin_proxy_spec.rb:27	test::default_with_plugins on Ubuntu 18.04 installs elasticsearch with proxy host	0.00041