Disable verify-codegen to skip updating licence headers

Signed-off-by: Nelo-T. Wallus <red.brush9525@fastmail.com>
Signed-off-by: Nelo-T. Wallus <n.wallus@sap.com>

Author: ntnn

.prow.yaml

@@ -20,7 +20,7 @@ presubmits:
               cpu: 1
 
   - name: pull-kcp-verify-codegen
-    always_run: true
+    always_run: false
     decorate: true
     clone_uri: "https://github.com/kcp-dev/kcp"
     labels: