crypto/sparcv9cap.c: fix overstep in getisax.

Problem was introduced in 299ccadcdb99001c618d188fb243c1caaaa86a1c
as future extension, i.e. at this point it wasn't an actual problem,
because uninitialized capability bit was not actually used.

Reviewed-by: Tim Hudson <tjh@openssl.org>
1 file changed