msm7x27a-common: remove deprecated TARGET_ARCH_VARIANT_CPU and TARGET_ARCH_VARIANT_FPU

Change-Id: I6047fc3f721d5b7b30ff651c39765584a7b534c8
Merge pull request #3 from TeamHackLG/cm-11.0

msm7x27a-common: remove deprecated TARGET_ARCH_VARIANT_CPU and TARGET_AR...