dispatch: when --pager=no is passed, also disable pager on req.repo.ui...
dispatch: when --pager=no is passed, also disable pager on req.repo.ui
With a future chg change, `req.repo` could be set and currently it is
unaffected by `--pager=on`. This patch makes it so.
This could make one of the test cases in `test-pager.t` pass with future chg
changes.
Differential Revision:
https://phab.mercurial-scm.org/D990
