Don't allow 404 links

As we render the links in templates we should know if the resource is available.
It would detect incorrect URLs such as after switching from internal to externalids.

Author: vmcj

.github/jobs/webstandard.sh

@@ -83,7 +83,7 @@ if [ $RET -ne 0 ] && [ $RET -ne 4 ] && [ $RET -ne 8 ]; then
     exit $RET
 fi
 
-EXPECTED_HTTP_CODES="200\|302\|400\|404\|403"
+EXPECTED_HTTP_CODES="200\|302\|400\|403"
 if [ "$ROLE" = "public" ]; then
     # It's expected to encounter a 401 for the login page as we supply the wrong password
     EXPECTED_HTTP_CODES="$EXPECTED_HTTP_CODES\|401"