Bump ajv from 6.7.0 to 6.12.6#142

dependabot[bot] wants to merge 1 commit intomainpubliclab/inline-markdown-editor:mainfrom

dependabot/npm_and_yarn/ajv-6.12.6publiclab/inline-markdown-editor:dependabot/npm_and_yarn/ajv-6.12.6Copy head branch name to clipboard