Bump simple-git and serverless in /authentication/node#30

dependabot[bot] wants to merge 1 commit intomasterOCLC-Developer-Network/gists:masterfrom

dependabot/npm_and_yarn/authentication/node/simple-git-and-serverless-3.15.1OCLC-Developer-Network/gists:dependabot/npm_and_yarn/authentication/node/simple-git-and-serverless-3.15.1Copy head branch name to clipboard