Validate buffer length in sdpu_build_uuid_seq

sdpu_build_uuid_seq accepts a UUID sequence of arbitrary length
but does not validate against the boundaries of the buffer it's
filling.  This can lead to an OOB write.

Add validation.

Bug: 239414876
Test: atest: bluetooth, validated against POC
Tag: #security
Ignore-AOSP-First: Security

Change-Id: I6c0b91428bd37d73ae707b8a1843338998fb9562