Change one of child types of Query/Muation/Subscriptions to parent type(

litmuschaos#4771)

Signed-off-by: Suyeon Jung <[email protected]>

chaoscenter/graphql/definitions/shared/chaos_infrastructure.graphqls

@@ -558,7 +558,7 @@ type ServerVersionResponse {
   value: String!
 }
 
-extend type Query {
+type Query {
   # INFRA OPERATIONS
   """
   Returns infra with a particular infraID in the project
@@ -597,7 +597,7 @@ extend type Query {
   getServerVersion: ServerVersionResponse!
 }
 
-extend type Mutation {
+type Mutation {
   """
   Connect a new infra for a user in a specified project
   """
@@ -640,7 +640,7 @@ extend type Mutation {
   kubeObj(request: KubeObjectData!): String!
 }
 
-extend type Subscription {
+type Subscription {
   # INFRA OPERATIONS
   """
   Listens infra events from the graphql server