log: remove stale comment about order of user revset
_makerevset() no longer depends on the computed revs since ea3320015d54 "log:
remove dead code to follow descendants if ascending revisions specified."
fixbundle() {
grep -v 'saving bundle' | grep -v 'saved backup' | \
grep -v added | grep -v adding | \
grep -v "unable to find 'e' for patching" | \
grep -v "e: No such file or directory" | \
cat
}