lf_wifi_capacity_test.py: compatibility changes for WebGUI#217

jpmprog merged 1 commit intomastergreearb/lanforge-scripts:masterfrom

0001-scripts-lf_wifi_capacity_test.py-WebGUI-fix.patchgreearb/lanforge-scripts:0001-scripts-lf_wifi_capacity_test.py-WebGUI-fix.patchCopy head branch name to clipboard