QtAndroidExtras: Remove unused qt.tests.insignificant

We are not running any tests for Android yet.

Change-Id: Idef20032c5016c4775915a87a6fcd0fc181f8f7a
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
QtAndroidExtras: Removing some options

 - qt.tests.insignificant is not used as we don't run tests for Android
 - forcesuccess needs to be removed to enforce the module to pass CI

Change-Id: I78ad975feadd73a74b5bbcd67c88120660720212
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>