Bump minimatch, gulp and gulp-filter in /pivottable-master#4

dependabot[bot] wants to merge 1 commit intomasterJozef63/DataVisualisation:masterfrom

dependabot/npm_and_yarn/pivottable-master/minimatch-and-gulp-and-gulp-filter-3.1.2Jozef63/DataVisualisation:dependabot/npm_and_yarn/pivottable-master/minimatch-and-gulp-and-gulp-filter-3.1.2Copy head branch name to clipboard