powerpc: Delete patch output
powerpc: Delete patch output

Clearly added by mistake.

joshtriplett/libffi,Pan7/libffi,Pan7/libffi,biosbits/libffi,s1341/libffi,bgarrels/libffi,rth7680/libffi,nmav/libffi,plicease/libffi,plicease/libffi,Distrotech/libffi,joshtriplett/libffi,nmav/libffi,nmav/libffi,nmav/libffi,biosbits/libffi,Distrotech/libffi,joshtriplett/libffi,Distrotech/libffi,biosbits/libffi,s1341/libffi,Pan7/libffi,rth7680/libffi,plicease/libffi,bgarrels/libffi,rth7680/libffi,joshtriplett/libffi,rth7680/libffi,s1341/libffi,bgarrels/libffi,Pan7/libffi,plicease/libffi,bgarrels/libffi,biosbits/libffi,Distrotech/libffi,s1341/libffi