powerpc: Remove altivec fix for gcc versions before 4.0

Now we require gcc 4.0 on 64-bit we can remove the pre gcc 4.0
-maltivec workaround.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
1 file changed