feat: add 'style' to gitcommit prefixes

Remove unnumbered equation

Update markdown.snippets

Update gitcommit.snippets: add Co-authored-by snippet

fix: go: st and inf generated non-compilable code

Update Gleam for current Gleam

Start Gleam snippets with tab character

Update ruby.snippets: add binding.irb debug

Universal Verification Methodology (UVM) Snippets.

fix the escape issue with python 3.12.0

Add GTest support

Update vimsnippets.py to fix the escape char issue

chore(readme): note that snipmate contributions should be preferred

feat(tex): de-duplicate snippets

Update php.snippets