Remove check for coverage in packages which are not ready for it

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

packages/technical-features/application/legacy-extensions/package.json

@@ -26,7 +26,6 @@
   "scripts": {
     "build": "webpack",
     "dev": "webpack --mode=development --watch",
-    "test:unit": "jest --coverage --runInBand",
     "lint": "lens-lint",
     "lint:fix": "lens-lint --fix"
   },