Prow: Squash & merge PRs in InGate.

Author: Gacko

config/prow/config.yaml

@@ -813,6 +813,7 @@ tide:
     kubernetes-sigs/cluster-api-provider-digitalocean: squash
     kubernetes-sigs/cluster-api-provider-ibmcloud: squash
     kubernetes-sigs/ibm-vpc-block-csi-driver: squash
+    kubernetes-sigs/ingate: squash
     kubernetes-sigs/jobset: squash
     kubernetes-sigs/karpenter: squash
     kubernetes-sigs/kernel-module-management: rebase