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

test/handler/test_checkmake_handler.vader

@@ -1,5 +1,10 @@
-Execute(Parsing checkmake errors should work):
+Before:
   runtime ale_linters/make/checkmake.vim
+
+After:
+  call  ale#linter#Reset()
+
+Execute(Parsing checkmake errors should work):
   silent file Makefile
 
   AssertEqual
@@ -15,5 +20,3 @@ Execute(Parsing checkmake errors should work):
   \   'This shouldnt match',
   \   '1:woops:an error has occurred',
   \ ])
-After:
-  call  ale#linter#Reset()