[GraphQL] Add health endpoint to version routes as well (#18580)

Add health endpoint to version routes as well.

How did you test the new or updated feature?

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- [ ] Protocol:
- [ ] Nodes (Validators and Full nodes):
- [ ] Indexer:
- [ ] JSON-RPC:
- [x] GraphQL: Added the health endpoint to version routes as well.
- [ ] CLI:
- [ ] Rust SDK:

crates/sui-graphql-rpc/src/server/builder.rs

@@ -226,7 +226,9 @@ impl ServerBuilder {
                 .route("/:version", post(graphql_handler))
                 .route("/graphql", post(graphql_handler))
                 .route("/graphql/:version", post(graphql_handler))
-                .route("/health", axum::routing::get(health_checks))
+                .route("/health", get(health_check))
+                .route("/graphql/health", get(health_check))
+                .route("/graphql/:version/health", get(health_check))
                 .with_state(self.state.clone())
                 .route_layer(CallbackLayer::new(MetricsMakeCallbackHandler {
                     metrics: self.state.metrics.clone(),