Fix bwc for concurrent segment search GA (opensearch-project#12156)

Signed-off-by: Jay Deng <[email protected]>

Author: jed326

rest-api-spec/src/main/resources/rest-api-spec/test/cat.shards/10_basic.yml

@@ -1,13 +1,13 @@
 "Help":
   - skip:
-      version: " - 2.99.99"
+      version: " - 2.11.99"
       reason:  deleted docs and concurrent search are added in 2.12.0
       features: node_selector
   - do:
       cat.shards:
         help: true
       node_selector:
-        version: "3.0.0 - "
+        version: "2.12.0 - "
 
   - match:
       $body: |

rest-api-spec/src/main/resources/rest-api-spec/test/cat.thread_pool/10_basic.yml

@@ -27,7 +27,7 @@
 ---
 "Test cat thread_pool total_wait_time output with concurrent search thread_pool":
   - skip:
-      version: " - 2.99.99"
+      version: " - 2.11.99"
       reason: index_search thread_pool was introduced in V_2.12.0
 
   - do: