build(deps): update jimp requirement from 0.3.5 to 0.3.8

Updates the requirements on [jimp](https://github.com/oliver-moran/jimp) to permit the latest version.
- [Release notes](https://github.com/oliver-moran/jimp/releases)
- [Changelog](https://github.com/oliver-moran/jimp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/oliver-moran/jimp/commits/v0.3.8)

Signed-off-by: dependabot[bot] <support@dependabot.com>

commands/protractor/package.json

@@ -26,7 +26,7 @@
     "extend": "3.0.2",
     "handlebars": "4.0.11",
     "highlight.js": "9.12.0",
-    "jimp": "0.3.5",
+    "jimp": "0.3.8",
     "mkdirp": "0.5.1",
     "mocha": "5.2.0",
     "moment": "2.22.2"

plugins/chai-plugin-screenshot/package.json

@@ -21,7 +21,7 @@
   "homepage": "https://github.com/qlik-oss/after-work.js#readme",
   "dependencies": {
     "@after-work.js/utils": "^5.0.0-beta.6",
-    "jimp": "0.3.5",
+    "jimp": "0.3.8",
     "mkdirp": "0.5.1"
   },
   "files": [