Merge pull request progit#1712 from progit/dependabot/bundler/json-2.6.1

Update json requirement from 2.6.0 to 2.6.1

Merge pull request progit#1710 from HonkingGoose/chore/add-mailto-pro…

…perty-to-email

Add mailto: property to email address

Merge pull request progit#1709 from progit/dependabot/bundler/json-2.6.0

Merge pull request progit#1705 from progit/dependabot/bundler/asciido…

…ctor-pdf-1.6.1

Merge pull request progit#1704 from a1346054/fixes

Use same style as zsh documentation

Merge pull request progit#1703 from HonkingGoose/patch-2

Create SECURITY.md

Merge pull request progit#1700 from ed-flanagan/appendix-C-add-vim-fo…

…reground-flag

Add '--nofork' flag to vim example in Appendix C

Merge pull request progit#1699 from HonkingGoose/chore/improve-forms-…

…required-checkboxes

Merge pull request progit#1696 from progit/dependabot/bundler/asciido…

…ctor-2.0.16

Update asciidoctor requirement from 2.0.15 to 2.0.16

Merge pull request progit#1695 from progit/dependabot/bundler/epubche…

…ck-ruby-4.2.6.0

Update epubcheck-ruby requirement from 4.2.5.0 to 4.2.6.0