evolve: in pubdiv resolution make sure that transaction get closed
Before this patch it could be possible that transaction won't get
closed if res is False in the pubic divergence resolution when
continuing the hg evolve.
#require test-repo
$ checkcm() {
> if ! (which check-manifest > /dev/null); then
> echo skipped: missing tool: check-manifest;
> exit 80;
> fi;
> };
$ checkcm
$ cat << EOF >> $HGRCPATH
> [experimental]
> evolution=all
> EOF
Run check manifest:
$ cd $TESTDIR/..
$ check-manifest
lists of files in version control and sdist match