[MM-57106] Remove unused cluster settings (#26490)

e2e-tests/playwright/support/server/default_config.ts

@@ -556,10 +556,6 @@ const defaultServerConfig: AdminConfig = {
         EnableExperimentalGossipEncryption: false,
         ReadOnlyConfig: true,
         GossipPort: 8074,
-        StreamingPort: 8075,
-        MaxIdleConns: 100,
-        MaxIdleConnsPerHost: 128,
-        IdleConnTimeoutMilliseconds: 90000,
     },
     MetricsSettings: {
         Enable: false,