Update version-compatibility.md (#3556)

Author: lmilan

app/kubernetes-ingress-controller/version-compatibility.md

@@ -84,6 +84,7 @@ versions:
   - 3.5
 compatible_product: Kubernetes
 compatible_versions:
+  "1.34": [2.12, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5]
   "1.33": [2.12, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5]
   "1.32": [2.12, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5]
   "1.31": [2.12, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5]