Update run_envcheck.sh

1_env_check/scripts/run_envcheck.sh

@@ -48,7 +48,7 @@ echo "==================== RCCL-TEST ===================="
 cd /workspace/test/env_check_outputs
 
 if command -v git &>/dev/null && command -v make &>/dev/null; then
-  if [ ! -d rccl-tests ]; then
+  if [ ! -d rccl-test ]; then
     git clone http://developer.sourcefind.cn/codes/jerrrrry/rccl-test.git || exit 1
   fi