meta-nios2: linux-altera-nios2: Drop patch since it's fixed upstream

Signed-off-by: Walter Goossens <waltergoossens@home.nl>
meta-nios2: linux-altera-nios2: new recipes for 3.8 and 3.9

Signed-off-by: Walter Goossens <waltergoossens@home.nl>