test(session): load tests for session api (#9212)

# Which Problems Are Solved

We currently are not able to benchmark the performance of the session
api

# How the Problems Are Solved

Load tests were added to
- use sessions in oidc tokens analog
https://zitadel.com/docs/guides/integrate/login-ui/oidc-standard

# Additional Context

- Closes https://github.com/zitadel/zitadel/issues/7847

load-test/package.json

@@ -27,7 +27,7 @@
     },
     "scripts": {
         "bundle": "webpack",
-        "lint": "prettier --check src",
+        "lint": "prettier --check src/**",
         "lint:fix": "prettier --write src"
     }
 }