Clean up tests to stop people copy and pasting the wrong examples

test/handler/test_php_handler.vader

@@ -1,6 +1,9 @@
 Before:
   runtime ale_linters/php/php.vim
 
+After:
+  call ale#linter#Reset()
+
 Given (Some invalid lines of PHP):
   [foo;]
   class Foo { / }
@@ -76,6 +79,3 @@ Execute (The php handler should parse lines without column indication):
   \   "Parse error:  syntax error, unexpected end of file in - on line 21",
   \   "Parse error: Invalid numeric literal in - on line 47",
   \ ])
-
-After:
-  call ale#linter#Reset()