Bump browserify-sign from 4.2.1 to 4.2.2 in /serverless/lambdas/nftmain#22

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64d9dependabot/npm_and_yarn/serverless/lambdas/nftmain/browserify-sign-4.2.2aws-samples/nft-deployment-amazon-managed-blockchain:64d9dependabot/npm_and_yarn/serverless/lambdas/nftmain/browserify-sign-4.2.2Copy head branch name to clipboard