fix yarn test for bashy things v2

package.json

@@ -52,7 +52,7 @@
     "stylelint": "stylelint 'res/css/**/*.scss'",
     "clean": "rimraf lib",
     "prepare": "yarn clean && yarn build && git rev-parse HEAD > git-revision.txt",
-    "test": "jest --testMatch '**/*-test.js'",
+    "test": "jest",
     "e2etests": "./test/end-to-end-tests/run.sh --riot-url http://localhost:8080"
   },
   "dependencies": {
@@ -157,6 +157,7 @@
     "webpack-cli": "^3.1.1"
   },
   "jest": {
+    "testMatch": ["**/*-test.js"],
     "setupTestFrameworkScriptFile": "<rootDir>/test/setupTests.js",
     "moduleNameMapper": {
       "\\.(gif|png|svg|ttf|woff2)$": "<rootDir>/__mocks__/imageMock.js"