[Snyk] Upgrade react-router-dom from 5.2.0 to 5.3.4#49

tworimpa wants to merge 1 commit intomastertworimpa/vscode-webview-react:masterfrom

snyk-upgrade-d989cd13e6fcf4b2210a4819e9d39734tworimpa/vscode-webview-react:snyk-upgrade-d989cd13e6fcf4b2210a4819e9d39734Copy head branch name to clipboard