Fix 4740 - add hurlfmt linter (#4741)

* Fix 4740 - add hurlfmt linter

* Fix 4740 - add hurlfmt fixer

* Fix wrong comments

* Add end_col to qflist

* Fix test

test/handler/test_hurlfmt_handler.vader

@@ -0,0 +1,29 @@
+Before:
+  runtime ale_linters/hurl/hurlfmt.vim
+
+After:
+  call ale#linter#Reset()
+
+Execute(The hurlfmt handler should parse lines correctly):
+  AssertEqual
+  \ [
+  \   {
+  \     'lnum': 11,
+  \     'bufnr': 345,
+  \     'col': 48,
+  \     'end_col': 48,
+  \     'text': 'Parsing space : expecting a space ',
+  \     'type': 'E',
+  \   },
+  \ ],
+  \ ale_linters#hurl#hurlfmt#HandleOutput(345, [
+  \ 'error: Parsing space',
+  \ '--> test.hurl:11:48',
+  \ ' |',
+  \ '8  " | header "Content-Type"= "application/json; charset=utf-8"',
+  \ ' |                      ^ expecting a space',
+  \ ' |',
+  \ ])
+
+Execute(The rubocop handler should handle empty output):
+  AssertEqual [], ale_linters#hurl#hurlfmt#HandleOutput(347, [])