bug#60569: 29.0.60; vc-pull-and-push unsupported on non-git vcs

[Juri Linkov]

> Thanks for keeping VC generic.

Here is a one-line patch that adds support for vc-bzr.

Eli, is it ok to install this on the emacs-29 branch?
I briefly tested it on bzr, so it should be quite safe.

diff --git a/lisp/vc/vc-bzr.el b/lisp/vc/vc-bzr.el
index 6443f6d57aa..404800cb208 100644
--- a/lisp/vc/vc-bzr.el
+++ b/lisp/vc/vc-bzr.el
@@ -381,7 +381,8 @@ vc-bzr--pushpull
           (setq-local compile-command
                       (concat vc-bzr-program " " command " "
                               (if args (mapconcat #'identity args " ") "")))))
-      (vc-set-async-update buf))))
+      (vc-set-async-update buf)
+      (get-buffer-process buf))))
 
 (defun vc-bzr-pull (prompt)
   "Pull changes into the current Bzr branch.