new plugins, from coq to cmp, fixes, xdebug, install python3 fixes

lua/plugins/nvim-cmp-git.lua

@@ -0,0 +1,15 @@
+-- Git source for nvim-cmp
+return {
+	'petertriho/cmp-git',
+	enabled = true,
+	lazy = true,
+	dependencies = {
+		-- A completion plugin for neovim coded in Lua.
+		{ 'hrsh7th/nvim-cmp' }
+	},
+	opts = {
+	},
+	init = function()
+		table.insert(require('cmp').get_config().sources, { name = 'git' })
+	end
+}