Merge pull request #93430 from mletalie/OSDOCS-14559

[OSDOCS-14559][Share Feedback] missing ROSA env variables

Author: bmcelvee

cloud_experts_tutorials/cloud-experts-using-aws-ack.adoc

@@ -122,7 +122,7 @@ $ oc new-project ack-system
 +
 [source,terminal]
 ----
-$ cat <<EOF > "${SCRATCH}/config.txt"
+$ cat << EOF  "${SCRATCH}/config.txt"
 ACK_ENABLE_DEVELOPMENT_LOGGING=true
 ACK_LOG_LEVEL=debug
 ACK_WATCH_NAMESPACE=
@@ -131,6 +131,9 @@ AWS_ENDPOINT_URL=
 ACK_RESOURCE_TAGS=${CLUSTER_NAME}
 ENABLE_LEADER_ELECTION=true
 LEADER_ELECTION_NAMESPACE=
+RECONCILE_DEFAULT_MAX_CONCURRENT_SYNCS=1
+FEATURE_FLAGS=
+FEATURE_GATES=
 EOF
 ----
 +