Changes

bssgp: Fix non-uniqe rate_ctr ids

Fixes following error:
"""
counter group 'bssgp:bss_ctx' already exists for index 0, instead using index 211. This is a software bug that needs fixing. (rate_ctr.c:221)
"""

Related: SYS#7125
Change-Id: I782e11a75a8adc10292238fde46bf9c3975d970d