update index.html and .winner.json per recent manifest changes

1990/tbr/index.html

@@ -116,7 +116,7 @@ href="/temp-test-ioccc/winners.html#Byron_Rakitzis">Byron
 Rakitzis</a><br> Location: <a
 href="/temp-test-ioccc/location.html#US">US</a> <br><br>Name: <a
 href="/temp-test-ioccc/winners.html#Sean_Dorward">Sean Dorward</a><br>
-Location: <a href="/temp-test-ioccc/location.html#null">unknown</a></p>
+Location: <a href="/temp-test-ioccc/location.html#ZZ">ZZ</a></p>
 
 <!-- END: next line ends content generated by: bin/gen-author.sh -->
 <h2 id="to-build">To build:</h2>