chore: disable tests that require nut.js (#42022)

spec/disabled-tests.json

@@ -7,5 +7,7 @@
   "session module ses.cookies should set cookie for standard scheme",
   "webFrameMain module WebFrame.visibilityState should match window state",
   "reporting api sends a report for a deprecation",
-  "chromium features SpeechSynthesis should emit lifecycle events"
-]
+  "chromium features SpeechSynthesis should emit lifecycle events",
+  "BrowserWindow module draggable regions should allow the window to be dragged when enabled",
+  "BrowserWindow module draggable regions should allow the window to be dragged when no WCO and --webkit-app-region: drag enabled"
+]

spec/package.json

@@ -38,9 +38,6 @@
     "ws": "^7.4.6",
     "yargs": "^16.0.3"
   },
-  "optionalDependencies": {
-    "@nut-tree/nut-js": "^3.1.2"
-  },
   "resolutions": {
     "nan": "file:../../third_party/nan",
     "dbus-native/optimist/minimist": "1.2.7",