minor tweaks in an attempt to fix an intermittent failure -- adjusted...

minor tweaks in an attempt to fix an intermittent failure -- adjusted iteration in the source and did cleanup to ensure tempdir doesn't exist before testing

cicd_tests/test_scfi_fib.sh

@@ -4,9 +4,9 @@ set -e
 # set -x
 trap clean EXIT
 
-#pushd ..
-#source set_env_vars
-#popd
+pushd ..
+source set_env_vars
+popd
 cd ../scfi/tests/cicd_tests/fib_src
 
 source ../../cfi_smokescreen_configs.sh