#4454 Clean up more tests and code

* Remove some tests we no longer need
* Delete blocks of redundant code
* Compress some tests together to simplify them
* Remove a little code for ancient linter versions
* Escape more executables we didn't escape before
* Rename a deno option that didn't match our conventions

test/handler/test_phpstan_handler.vader

@@ -4,8 +4,6 @@ Before:
   runtime ale_linters/php/phpstan.vim
 
 After:
-  Restore
-
   call ale#test#RestoreDirectory()
   call ale#linter#Reset()