remove v10 from rocky-9 (#3062)

Author: sspencerwire

docs/release_notes/.pages

@@ -2,7 +2,6 @@
 nav:
     - ... | index*.md
     - ... | 9_7*.md
-    - ... | 10_0*.md
     - ... | 9_6*.md
     - ... | 8_10*.md
     - ... | 9_5*.md