Update all dependencies except clean-css

.github/workflows/test.yml

@@ -0,0 +1,39 @@
+name: Tests
+
+on: [push, pull_request]
+
+env:
+  FORCE_COLOR: 2
+
+jobs:
+  run:
+    name: Node ${{ matrix.node }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node: [10, 12, 14]
+        os: [ubuntu-latest, windows-latest]
+
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node }}
+
+      - name: Install npm dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
+
+      # We test multiple Windows shells because of prior stdout buffering issues
+      # filed against Grunt. https://github.com/joyent/node/issues/3584
+      - name: Run PowerShell tests
+        run: "npm test # PowerShell" # Pass comment to PS for easier debugging
+        shell: powershell
+        if: startsWith(matrix.os, 'windows')

README.md

@@ -1,4 +1,4 @@
-# grunt-contrib-cssmin v3.0.0 [![Build Status: Linux](https://travis-ci.org/gruntjs/grunt-contrib-cssmin.svg?branch=master)](https://travis-ci.org/gruntjs/grunt-contrib-cssmin) [![Build Status: Windows](https://ci.appveyor.com/api/projects/status/ntgfqc3ppk533m84/branch/master?svg=true)](https://ci.appveyor.com/project/gruntjs/grunt-contrib-cssmin/branch/master)
+# grunt-contrib-cssmin v3.0.0 [![Build Status](https://github.com/gruntjs/grunt-contrib-cssmin/workflows/Tests/badge.svg)](https://github.com/gruntjs/grunt-contrib-cssmin/actions?workflow=Tests)
 
 > Minify CSS
 
@@ -122,4 +122,4 @@ cssmin: {
 
 Task submitted by [Tim Branyen](http://tbranyen.com/)
 
-*This file was generated on Fri Sep 07 2018 02:52:44.*
+*This file was generated on Mon Feb 15 2021 07:23:28.*