Revert "ARM: hw_breakpoint: enable HAVE_HW_BREAKPOINT feature flag"

This reverts commit 96a7a0b882d5c3e606fa8efe698c69ad6cabbc8a.
disabled hw_breakpoint
Revert "Revert "ARM: hw_breakpoint: enable HAVE_HW_BREAKPOINT feature flag""

This reverts commit 791472cdce20080ec61381e667ffd94405b0cd66.