[Security] Bump is-my-json-valid from 2.15.0 to 2.20.5#21

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dependabot/npm_and_yarn/is-my-json-valid-2.20.5Arunkumar-MS/react-Mongo-GraphQL-Redux-ReactRouter:dependabot/npm_and_yarn/is-my-json-valid-2.20.5Copy head branch name to clipboard