Merge branch 'jk/push-option-doc-markup-fix' into maint

Doc markup fix.

* jk/push-option-doc-markup-fix:
  doc/config/push: use longer "--" line for preformatted example

Author: gitster

Documentation/config/push.txt

@@ -79,7 +79,7 @@ higher priority configuration file (e.g. `.git/config` in a
 repository) to clear the values inherited from a lower priority
 configuration files (e.g. `$HOME/.gitconfig`).
 +
---
+----
 
 Example:
 
@@ -96,7 +96,7 @@ repo/.git/config
 
 This will result in only b (a and c are cleared).
 
---
+----
 
 push.recurseSubmodules::
 	Make sure all submodule commits used by the revisions to be pushed