MIPS: Cleanup indentation and whitespace

arch/mips/include/asm/cpu-features.h

arch/mips/include/asm/mach-generic/kernel-entry-init.h

arch/mips/include/asm/processor.h

arch/mips/kernel/branch.c

arch/mips/kernel/unaligned.c

arch/mips/mm/page.c