#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_perlcritic_handler.vader

@@ -17,4 +17,3 @@ Execute(The Perl::Critic handler should create all issues as warnings):
   \  ale_linters#perl#perlcritic#Handle(99, [
   \      '21:17 Regular expression without "/m" flag'
   \  ])
-