Replace direct TKit.run() calls with jdk.jpackage.test.Annotations.Test annotation

Following tests use direct TKit.run() calls and newer added tests are using jdk.jpackage.test.Annotations.Test annotation. We need to make all tests to use annotation for consistency and to avoid copy-paste to newly added tests direct TKit.run() calls.

EmptyFolderPackageTest
EmptyFolderTest
WinDirChooserTest
MacFileAssociationsTest
SigningAppImageTest
SigningPackageTest
AppCategoryTest
LicenseTypeTest
LinuxBundleNameTest
MaintainerTest
ReleaseTest

Note: List might not be full and all tests needs to be double check.