HO: cosmetic: bsc_handover_start(): "fix" memcpy for AMR config

memcpy obviously needs the byte size, not the ARRAY_SIZE. For the uint8_t
arrays, these are incidentally the same number, but semantically it should be
sizeof.

Change-Id: I97b6ac05192ad477b246a23ce00c5c91abfd938a
1 file changed