chore(deps): replace date-format with date-fns

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "16.15.0"
+  - "16.15.1"
 before_install:
   - npm update -g npm
   - npm install -g grunt-cli

Gruntfile.js

@@ -10,8 +10,8 @@ module.exports = function(grunt) {
   };
 
   // create a version based on the build timestamp
-  var dateFormat = require('dateformat');
-  var version = '-' + dateFormat(new Date(), "yyyy-mm-dd-hh-MM");
+  var { format } = require('date-fns');
+  var version = `-${format(new Date(), "yyyy-MM-dd-HH-mm")}`;
   var releaseVersion = require('./package.json').version;
 
   /**

package.json

@@ -33,11 +33,10 @@
     "format": "grunt eslint --fix"
   },
   "devDependencies": {
-    "@chiragrupani/karma-chromium-edge-launcher": "^2.2.1",
-    "@happikitsune/grunt-nw-builder": "3.5.10",
-    "dateformat": "4.5.1",
+    "@chiragrupani/karma-chromium-edge-launcher": "2.2.1",
+    "date-fns": "2.28.0",
     "fs-extra": "10.1.0",
-    "grunt": "1.5.2",
+    "grunt": "1.5.3",
     "grunt-casperjs": "2.2.1",
     "grunt-cli": "1.4.3",
     "grunt-contrib-clean": "2.0.1",
@@ -52,20 +51,21 @@
     "grunt-jscs": "3.0.1",
     "grunt-karma": "4.0.2",
     "grunt-leading-indent": "0.2.0",
+    "grunt-nw-builder": "3.7.1",
     "grunt-replace": "2.0.2",
     "grunt-spritesmith": "6.10.0",
-    "jasmine-core": "4.1.0",
-    "karma": "6.3.19",
+    "jasmine-core": "4.1.1",
+    "karma": "6.3.20",
     "karma-chrome-launcher": "3.1.1",
-    "karma-firefox-launcher": "^2.1.2",
-    "karma-jasmine": "5.0.0",
+    "karma-firefox-launcher": "2.1.2",
+    "karma-jasmine": "5.0.1",
     "karma-phantomjs-launcher": "1.0.4",
     "load-grunt-tasks": "5.1.0",
-    "nw": "0.64.0",
+    "nw": "0.65.0",
     "phantomjs-polyfill-object-assign": "0.0.2",
     "phantomjs-prebuilt": "2.1.16",
     "promise-polyfill": "8.2.3",
-    "puppeteer": "13.7.0",
+    "puppeteer": "14.2.1",
     "rmdir": "1.2.0"
   },
   "window": {