Delete other use cases page

Author: leemthompo

solutions/other-use-cases.md

@@ -683,5 +683,4 @@ toc:
       - file: search/search-approaches/near-real-time-search.md
       - file: search/cross-cluster-search.md
         children:
-          - file: search/using-resolve-cluster-endpoint-before-cross-cluster-search.md
-  - file: other-use-cases.md
+          - file: search/using-resolve-cluster-endpoint-before-cross-cluster-search.md