Merge branch 'jc/doc-manpages-l10n'

The SubmittingPatches document now refers folks to manpages
translation project.

* jc/doc-manpages-l10n:
  SubmittingPatches: advertise git-manpages-l10n project a bit

Author: gitster

Documentation/SubmittingPatches

@@ -630,6 +630,13 @@ repositories.
 
 Patches to these parts should be based on their trees.
 
+- The "Git documentation translations" project, led by Jean-Noël
+  Avila, translates our documentation pages.  Their work products are
+  maintained separately from this project, not as part of our tree:
+
+	https://github.com/jnavila/git-manpages-l10n/
+
+
 == GitHub CI[[GHCI]]
 
 With an account at GitHub, you can use GitHub CI to test your changes