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: 12.3.1)
• Cleaned up CHANGELOG.md

Webhooks

• Webhooks disabled prior to merge

[github-actions]

Slowest examples

Top 10 slowest examples (0.94 seconds, 28.7% of total time)

Example	Description	Time in seconds
spec/unit/resources/site_spec.rb:32	nginx_site with template is expected to create template "/etc/nginx/conf.http.d/default.conf"	0.23075
spec/unit/resources/install_spec.rb:14	nginx_install with default properties with repo source with centos platform is expected to do nothing	0.13139
spec/unit/resources/install_spec.rb:22	nginx_install with default properties with repo source with amazon platform is expected to notify "ohai[nginx]" with action :reload immediately	0.09202
spec/unit/resources/install_spec.rb:72	nginx_install with default properties with repo source with ubuntu platform is expected to add apt_repository "nginx"	0.07979
spec/unit/resources/install_spec.rb:22	nginx_install with default properties with epel source with amazon platform is expected to notify "ohai[nginx]" with action :reload immediately	0.07589
spec/unit/resources/config_spec.rb:17	nginx_config with default properties is expected to create template "/etc/nginx/nginx.conf"	0.07583
spec/unit/resources/config_spec.rb:52	nginx_config with default properties is expected to create directory "/etc/nginx/conf.http.d"	0.07321
spec/unit/resources/install_spec.rb:15	nginx_install with default properties with distro source with ubuntu platform is expected to create template "(?-mix:/ohai/plugins/nginx.rb)"	0.06551
spec/unit/resources/install_spec.rb:22	nginx_install with default properties with epel source with centos 8 platform is expected to notify "ohai[nginx]" with action :reload immediately	0.06491
spec/unit/resources/install_spec.rb:22	nginx_install with default properties with epel source with centos-stream 9 platform is expected to notify "ohai[nginx]" with action :reload immediately	0.06033