nvim: remove ansible ftype plugin

nvim/lua/plugins/ansible-ls.lua

@@ -1,8 +0,0 @@
--- https://github.com/mfussenegger/nvim-ansible/tree/main
-return {
-	"mfussenegger/nvim-ansible",
-	ft = "yaml.ansible",
-	opts = {
-		-- leave empty or see below
-	},
-}