kunit: tool: remove UML specific options from all_tests_uml.config

Commit 6fc3a863 ("kunit: tool: Enable virtio/PCI by default on UML")
made it so we enable these options by default for UML.
Specifying them here is now redundant.
Signed-off-by: Daniel Latypov <dlatypov@google.com>
Reviewed-by: David Gow <davidgow@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

tools/testing/kunit/configs/all_tests_uml.config

@@ -16,8 +16,6 @@ CONFIG_EXT4_FS=y
 CONFIG_MSDOS_FS=y
 CONFIG_VFAT_FS=y
 
-CONFIG_VIRTIO_UML=y
-CONFIG_UML_PCI_OVER_VIRTIO=y
 CONFIG_PCI=y
 CONFIG_USB4=y