ASoC: SOF: sof-client-probes: Add available points_info(), IPC4 only #7299

Job	Run time
GCC static -fanalyzer	2m 41s
GCC build arm64	19m 30s
GCC build arm64 allmodconfig	1m 49s
Clang build x86_64	4m 16s
GCC build i386	15m 57s
GCC build X86_64	17m 59s
GCC build X86_64 with W=1	2m 52s
GCC build X86_64 with W=1 allmodconfig	1m 40s
Sparse check	5m 2s
	1h 11m 46s

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