fix: make the order of the work queue deterministic

This makes any output generated during the parallel phase of execution stable
if parallelism is disabled. This helps write tests like that in the future.

Differential Revision: https://phab.mercurial-scm.org/D6166

hgext/fix.py

@@ -280,8 +280,8 b' def getworkqueue(ui, repo, pats, opts, r'
     for rev in sorted(revstofix):
         fixctx = repo[rev]
         match = scmutil.match(fixctx, pats, opts)
-        for path in pathstofix(ui, repo, pats, opts, match, basectxs[rev],
-                               fixctx):
+        for path in sorted(pathstofix(
+                        ui, repo, pats, opts, match, basectxs[rev], fixctx)):
             fctx = fixctx[path]
             if fctx.islink():
                 continue