Merge branch 'jk/revisions-doc-markup-fix' into maint

Documentation mark-up fix.
source: <[email protected]>

* jk/revisions-doc-markup-fix:
  revisions.txt: escape "..." to avoid asciidoc horizontal ellipsis

Author: gitster

Documentation/revisions.txt

@@ -283,7 +283,7 @@ The '..' (two-dot) Range Notation::
  for commits that are reachable from r2 excluding those that are reachable
  from r1 by '{caret}r1 r2' and it can be written as 'r1..r2'.
 
-The '...' (three-dot) Symmetric Difference Notation::
+The '\...' (three-dot) Symmetric Difference Notation::
  A similar notation 'r1\...r2' is called symmetric difference
  of 'r1' and 'r2' and is defined as
  'r1 r2 --not $(git merge-base --all r1 r2)'.