fix: Removing several bits that were superfluous or were causing issues.

Disabling nvim-lint and calls to cfn-lint for now. Found and removed the issue with
completion causing odd failures on expansion.

nvim/lua/plugins/nvim-lint.lua

@@ -2,7 +2,7 @@ return {
     'mfussenegger/nvim-lint',
     config = function()
         require('lint').linters_by_ft = {
-            yaml = {'cfn-lint'}
+            -- yaml = {'cfn-lint'}
         }
     end,
 }