Update check_new_release.yml

Author: userdocs

.github/workflows/check_new_release.yml

@@ -34,6 +34,7 @@ jobs:
     name: "Check for latest iperf3 tags"
     env:
       continue_build: "no"
+      GH_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
 
     steps:
       - name: Get latest esnet/iperf tag