Bump underscore, grunt, grunt-pot and grunt-wp-deploy#199

dependabot[bot] wants to merge 1 commit intomasterelementor/activity-log:masterfrom

dependabot/npm_and_yarn/underscore-and-grunt-and-grunt-pot-and-grunt-wp-deploy--removedelementor/activity-log:dependabot/npm_and_yarn/underscore-and-grunt-and-grunt-pot-and-grunt-wp-deploy--removedCopy head branch name to clipboard