ASoC: SOF: sof-audio: Fix error path in sof_widget_setup_unlocked() #8561

Job	Run time
GCC build i386	17m 20s
GCC build X86_64 with W=1 allmodconfig	1m 40s
GCC build X86_64	22m 14s
GCC static -fanalyzer	3m 48s
GCC build X86_64 with W=1	2m 40s
Sparse check	3m 43s
GCC build arm64	22m 43s
Clang build x86_64	4m 37s
GCC build arm64 allmodconfig	2m 1s
	1h 20m 46s

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