chore: add Running Models tag

Author: vansangpfiev

docs/static/openapi/cortex.json

@@ -1370,6 +1370,10 @@
       "name": "Models",
       "description": "These endpoints provide a list and descriptions of all available models within the Cortex framework."
     },
+    {
+      "name": "Running Models",
+      "description": "These endpoints support a range of operations that allow users to effectively control and interact with their models"
+    },
     {
       "name": "Server",
       "description": "These endpoints manage the lifecycle of Server, including heath check and shutdown."