Bump i18next from 21.6.12 to 21.6.15 in /frontend#701

dependabot[bot] wants to merge 1 commit intomainfilecoin-project/system-test-matrix:mainfrom

dependabot/npm_and_yarn/frontend/main/i18next-21.6.15filecoin-project/system-test-matrix:dependabot/npm_and_yarn/frontend/main/i18next-21.6.15Copy head branch name to clipboard