bump dependencies for security fixes

package.json

@@ -19,11 +19,11 @@
   "homepage": "https://jasmine.github.io",
   "main": "./lib/jasmine-core.js",
   "devDependencies": {
-    "ejs": "^1.0.0",
+    "ejs": "^2.5.5",
     "express": "^4.16.4",
     "fast-glob": "^2.2.6",
     "glob": "^7.1.3",
-    "grunt": "^1.0.3",
+    "grunt": "^1.0.4",
     "grunt-cli": "^1.3.2",
     "grunt-contrib-compress": "^1.3.0",
     "grunt-contrib-concat": "^1.0.1",