DISCOVERY: 0s Initial State Timeout in Tests (#35481)

* DISCOVERY: 0s Initial State Timeout in Tests

* Don't wait for initial state even with a single node, otherwise the loop writing the discovery file causes that single node to wait
for its own transport.ports file for 30s.
* Closes #35456

buildSrc/src/main/groovy/org/elasticsearch/gradle/test/ClusterFormationTasks.groovy

@@ -343,7 +343,7 @@ class ClusterFormationTasks {
         if (minimumMasterNodes > 0) {
             esConfig['discovery.zen.minimum_master_nodes'] = minimumMasterNodes
         }
-        if (node.config.numNodes > 1) {
+        if (minimumMasterNodes > 1) {
             // don't wait for state.. just start up quickly
             // this will also allow new and old nodes in the BWC case to become the master
             esConfig['discovery.initial_state_timeout'] = '0s'