build(deps): bump is-png from 2.0.0 to 3.0.1#91

dependabot[bot] wants to merge 1 commit intomain1000ch/grunt-image:mainfrom

dependabot/npm_and_yarn/is-png-3.0.11000ch/grunt-image:dependabot/npm_and_yarn/is-png-3.0.1Copy head branch name to clipboard