StandaloneMmPkg/Core: Fix the failure to find uncompressed inner FV #29

Job	Run time
Analyze (ArmPkg, IA32,X64)	3m 32s
Analyze (CryptoPkg, IA32)	17m 32s
Analyze (CryptoPkg, X64)	19m 26s
Analyze (DynamicTablesPkg, IA32,X64)	3m 39s
Analyze (FatPkg, IA32,X64)	17m 19s
Analyze (FmpDevicePkg, IA32,X64)	18m 13s
Analyze (IntelFsp2Pkg, IA32,X64)	20m 36s
Analyze (IntelFsp2WrapperPkg, IA32,X64)	17m 23s
Analyze (MdeModulePkg, IA32)	17m 32s
Analyze (MdeModulePkg, X64)	19m 44s
Analyze (MdePkg, IA32,X64)	16m 7s
Analyze (PcAtChipsetPkg, IA32,X64)	17m 42s
Analyze (PrmPkg, IA32,X64)	17m 28s
Analyze (SecurityPkg, IA32,X64)	20m 52s
Analyze (ShellPkg, IA32,X64)	19m 33s
Analyze (SourceLevelDebugPkg, IA32,X64)	13m 19s
Analyze (StandaloneMmPkg, IA32,X64)	13m 49s
Analyze (UefiCpuPkg, IA32,X64)	15m 46s
Analyze (UnitTestFrameworkPkg, IA32,X64)	13m 8s
	5h 2m 40s

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