ASoC: soc-acpi-intel-ptl-match: fix name_prefix of rt1320-2 #8139

Job	Run time
GCC build arm64	23m 11s
GCC build i386	16m 54s
GCC build X86_64 with W=1 allmodconfig	1m 55s
Sparse check	3m 8s
GCC static -fanalyzer	4m 13s
GCC build arm64 allmodconfig	1m 55s
Clang build x86_64	4m 57s
GCC build X86_64 with W=1	3m 7s
GCC build X86_64	19m 13s
	1h 18m 33s

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