Fix duplicate key in bobcat schedule

Somehow we have to project-specific keys in the R-10 schedule.

Fix that

Change-Id: Ic1083a959d8ca21ac093fd23784148e87617653e

doc/source/bobcat/schedule.yaml

@@ -88,10 +88,9 @@ cycle:
   start: '2023-07-17'
 - end: '2023-07-28'
   name: R-10
-  project-specific:
-    - b-nova-review-day
   start: '2023-07-24'
   project-specific:
+    - b-nova-review-day
     - b-manila-new-driver-deadline
 - end: '2023-08-04'
   name: R-9
@@ -152,4 +151,3 @@ cycle:
   start: '2023-10-02'
   x-project:
   - b-final
-