soundwire: update Intel BPT message length limation #7512

Job	Run time
GCC static -fanalyzer	3m 40s
GCC build X86_64 with W=1 allmodconfig	1m 31s
GCC build X86_64 with W=1	2m 38s
Sparse check	3m 50s
GCC build i386	16m 4s
GCC build arm64 allmodconfig	1m 39s
GCC build X86_64	3m 27s
GCC build arm64	3m 55s
Clang build x86_64	4m 13s
	40m 57s

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