Bump ajv from 6.6.1 to 6.12.6 in /portal#76

dependabot[bot] wants to merge 1 commit intomasterplugblockchain/explorer:masterfrom

dependabot/npm_and_yarn/portal/ajv-6.12.6plugblockchain/explorer:dependabot/npm_and_yarn/portal/ajv-6.12.6Copy head branch name to clipboard