#127 fix test randomly failing from incorrect assumption about key order in JSON hash

Fixes #128

Author: original-brownbear

spec/filters/grok_spec.rb

@@ -889,7 +889,7 @@ def pattern_path(path)
       insist { subject.to_json } =~ %r|"@version":"1"|
       insist { subject.to_json } =~ %r|"username"|i
       insist { subject.to_json } =~ %r|"testuser"|
-      insist { subject.to_json } =~ %r|"tags":\["ssh_failure"\]}|
+      insist { subject.to_json } =~ %r|"tags":\["ssh_failure"\]|
     end
   end