fix internal links in entry index.html from 1984 thru 2012

1994/westley/index.html

@@ -170,7 +170,7 @@ else.</p>
 invocations</em> specified. That means with the right compiler invocation you can
 ‘win’ the game on the first go.</p>
 <p>There are a variety of different <code>-D</code> flags you give to <code>cc</code> that change the
-message you get. You might wish to look at the <a href="westley.alt.c">source code</a> to
+message you get. You might wish to look at the <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/westley/westley.alt.c">source code</a> to
 get a better idea or see below in the <a href="#try">Try</a> section for running the game
 from start to finish.</p>
 <h2 id="try">Try:</h2>
@@ -191,7 +191,7 @@ reason that we recommend you try it first.</p>
 <h3 id="original-build">Original build:</h3>
 <pre><code>    make all</code></pre>
 <p>There are a variety of different <code>-D</code> flags you can give to <code>cc</code> that change the
-message you get. You might wish to look at the <a href="westley.c">source code</a> to get a
+message you get. You might wish to look at the <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/westley/westley.c">source code</a> to get a
 better idea or see below in the <a href="#original-try">Original try</a> section for
 running the game from start to finish.</p>
 <h3 id="original-use">Original use:</h3>