Minor updates to FAQ, thanks file

The FAQ has a better title for a question.

The thanks file was very slightly shortened.

faq.html

@@ -3831,7 +3831,7 @@ for more information.</p>
 <p>Jump to: <a href="#">top</a></p>
 <div id="macos_errors">
 <div id="macos_compile">
-<h4 id="q-6.1.1-why-do-some-ioccc-entries-fail-to-compile-under-macos">Q 6.1.1: Why do some IOCCC entries fail to compile under macOS?</h4>
+<h4 id="q-6.1.1-why-do-some-ioccc-entries-fail-to-compile-andor-run-under-macos">Q 6.1.1: Why do some IOCCC entries fail to compile and/or run under macOS?</h4>
 </div>
 </div>
 <p>If the entry requires gcc and you did not explicitly install gcc in macOS you