Fix config.py --help when the current directory contains a percent character#162

gilles-peskine-arm wants to merge 1 commit intoMbed-TLS:mainMbed-TLS/mbedtls-framework:mainfrom

gilles-peskine-arm:config-py-help-directory-percent-frameworkgilles-peskine-arm/mbedtls-framework:config-py-help-directory-percent-frameworkCopy head branch name to clipboard