merge: correct argument name in docstring
Differential Revision: https://phab.mercurial-scm.org/D6476
--- a/mercurial/merge.py Fri May 31 15:28:31 2019 -0700
+++ b/mercurial/merge.py Tue Jun 04 17:24:35 2019 +0800
@@ -2202,7 +2202,7 @@
pctx - merge base, usually ctx.p1()
labels - merge labels eg ['local', 'graft']
keepparent - keep second parent if any
- keepparent - if unresolved, keep parent used for the merge
+ keepconflictparent - if unresolved, keep parent used for the merge
"""
# If we're grafting a descendant onto an ancestor, be sure to pass