reload library based on fw_image_flag in fw manifest #5542

Job	Run time
GCC static -fanalyzer	7m 5s
GCC build arm64	23m 43s
GCC build arm64 allmodconfig	2m 32s
Clang build x86_64	5m 30s
GCC build i386	25m 45s
GCC build X86_64	25m 48s
GCC build X86_64 with W=1	4m 40s
GCC build X86_64 with W=1 allmodconfig	2m 44s
Sparse check	7m 22s
	1h 45m 9s

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