(ml5717) Don't run tests on submodules (their dev dependencies are not installed)

package.json

@@ -11,9 +11,9 @@
     "build": "webpack src/app.js -o public/js/app.js",
     "peer": "node --experimental-modules server.js",
     "start": "http-server -c-1 -p 12345 public",
-    "test": "jest",
-    "test-changed": "jest --only-changed",
-    "test-coverage": "jest --coverage",
+    "test": "jest --testPathIgnorePatterns src/liowebrtc src/rtcpeerconnection src/signalbuddy",
+    "test-changed": "jest --only-changed --testPathIgnorePatterns src/liowebrtc src/rtcpeerconnection src/signalbuddy",
+    "test-coverage": "jest --coverage --testPathIgnorePatterns src/liowebrtc src/rtcpeerconnection src/signalbuddy",
     "lint": "jshint .",
     "validate": "npm ls"
   },