Organize the .pages file for the release of 10 first

Author: sspencerwire

docs/release_notes/.pages

@@ -1,8 +1,9 @@
 ---
 nav:
     - ... | index*.md
-    - ... | 10_0*.md
+    - ... | 10_1*.md
     - ... | 9_7*.md
+    - ... | 10_0*.md
     - ... | 9_6*.md
     - ... | 8_10*.md
     - ... | 9_5*.md