Bluetooth: has: Fix sending invalid opcode error

If preset synchronization is not supported, Preset Sync
Not Supported (0x82) shall be sent in error response.

Fixes: HAS/SR/SPE/BI-04-C, HAS/SR/SPE/BI-05-C, HAS/SR/SPE/BI-06-C
Signed-off-by: Mariusz Skamra <mariusz.skamra@codecoup.pl>