increase create cluster test wait time (#62)

Author: zhangyangyu

.github/workflows/create-test.yml

@@ -62,7 +62,7 @@ jobs:
       - name: Create cluster
         run: |
           set +e
-          sleep $((RANDOM % 10))
+          sleep $((RANDOM % 60))
           PROJECT_ID=1372813089447741295
           result=`ticloud cluster create -p  $PROJECT_ID --cluster-name ${{ matrix.region }} --cloud-provider AWS -r ${{ matrix.region }} --root-password ${{ secrets.TIDB_CLOUD_PASSWORD }} --cluster-type SERVERLESS`
           exitcode="$?"