SPARC64: treat UA2007 ASI_BLK_* as translating ASIs.

UA2007 ASI_BLK_* should be added in is_translating_asi().

Signed-off-by: Tsuneo Saito <tsnsaito@gmail.com>
Acked-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>