This flag got moved after -xarch=v9 in 1.1.0 and had the unexpected
side effect of the compiler building for 32-bit v8plusa instead of v9.

GH#1521
CLA: none; trivial
Signed-off-by: NAndy Polyakov <appro@openssl.org>
Reviewed-by: NTim Hudson <tjh@openssl.org>