Function computeAuthTag

computeAuthTag(
    authData: Buffer,
    M: number,
    key: Buffer,
    nonce: Buffer,
    data: Buffer,
): Buffer
05-3474-23 R23.1, Annex B (CCM* authentication primitive)

SPEC COMPLIANCE NOTES:
- ✅ Builds B0 and authentication blocks per Zigbee CCM* definition using zero IV
- ✅ Pads associated data and payload to AES block size exactly per spec
- ⚠️ Caller must supply AAD in correct order (NWK header + security header) DEVICE SCOPE: All logical devices
Parameters
- authData: Buffer
- M: number
- key: Buffer
- nonce: Buffer
- data: Buffer
Returns Buffer
- Defined in src/zigbee/zigbee.ts:294