run-tests: detect HGWITHRUSTEXT value
Without this, some manual check in tests/test-dirstate.t could get confused by
the lack of `rust` in module policy and break the test.
= Mercurial XXX =
== New Features ==
== Default Format Change ==
These changes affect newly created repositories (or new clones) done with
Mercurial XXX.
== New Experimental Features ==
== Bug Fixes ==
== Backwards Compatibility Changes ==
* remove the experimental infinite push extension
== Internal API Changes ==
== Miscellaneous ==