ASoC: Intel: soc-acpi-intel-ptl-match: drop rt721 related match tables #8168

Job	Run time
GCC build i386	17m 29s
Sparse check	3m 3s
GCC static -fanalyzer	4m 10s
GCC build arm64	22m 35s
Clang build x86_64	5m 12s
GCC build X86_64 with W=1	3m 7s
GCC build X86_64 with W=1 allmodconfig	1m 55s
GCC build X86_64	28m 46s
GCC build arm64 allmodconfig	1m 54s
	1h 28m 11s

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