Revert "Add Contacts, Video, and Socket tests to hellocodenameone (#4267)" (#4272)

This reverts commit ba64232.

Author: shai-almog

scripts/hellocodenameone/common/src/main/java/com/codenameone/examples/hellocodenameone/tests/Cn1ssDeviceRunner.java

@@ -68,9 +68,6 @@ public final class Cn1ssDeviceRunner extends DeviceRunner {
             new TransformCamera(),
             new BrowserComponentScreenshotTest(),
             new MediaPlaybackScreenshotTest(),
-            new ContactsTest(),
-            new VideoPlaybackTest(),
-            new SocketTest(),
             new OrientationLockScreenshotTest(),
             new InPlaceEditViewTest(),
             new AccessibilityTest()));