improve display_via_github and display_as values

Fixed some inconsistent use of display_via_github and display_as values.

1995/garry/index.html

@@ -209,7 +209,7 @@ variables by their binary representation, e.g.:</p>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/Makefile">Makefile</a> - entry Makefile</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/garry.alt.c">garry.alt.c</a> - alternative source</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/garry.orig.c">garry.orig.c</a> - original source</li>
-<li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/garry.data">garry.data</a> - example input</li>
+<li><a href="garry.data">garry.data</a> - example input</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/try.alt.sh">try.alt.sh</a> - how to run alternative code</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/try.sh">try.sh</a> - how to run</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1995/garry/garry.fmt.c">garry.fmt.c</a> - defocused source code</li>