Changed . token to _dot

This change allows the dotfiles to work with chezmoi (e.g: on windows)
and improves grepability with neovim/telescope

dot_config/nushell/nu_scripts/sourced/cool-oneliners/git_gone.nu

@@ -0,0 +1,2 @@
+# gently try to delete merged branches, excluding the checked out one
+git branch --merged | lines | where $it !~ '\*' | str trim | where $it != 'master' and $it != 'main' | each { |it| git branch -d $it }