2.5.10

update docs

Author: mchrisgm

docs/release.rst

@@ -7,6 +7,7 @@ Release notes for each release here:
 .. toctree::
   :maxdepth: 1
 
-  2.5.7 <release/2.5.7-notes.rst>
-  2.5.8 <release/2.5.8-notes.rst>
+  2.5.10 <release/2.5.10-notes.rst>
   2.5.9 <release/2.5.9-notes.rst>
+  2.5.8 <release/2.5.8-notes.rst>
+  2.5.7 <release/2.5.7-notes.rst>