[Snyk] Upgrade prop-types from 15.7.2 to 15.8.1#335

mjperrins wants to merge 1 commit intodev-advancedibm-self-serve-assets/ibm-gsi-cloudnative-journey:dev-advancedfrom

snyk-upgrade-c154fc1d7d6d269d77157f14bb2b9ef5ibm-self-serve-assets/ibm-gsi-cloudnative-journey:snyk-upgrade-c154fc1d7d6d269d77157f14bb2b9ef5Copy head branch name to clipboard