.github: Add PR template #1

Job	Run time
Analyze (ArmPkg, IA32,X64)	5m 25s
Analyze (CryptoPkg, IA32)	13m 52s
Analyze (CryptoPkg, X64)	20m 9s
Analyze (DynamicTablesPkg, IA32,X64)	14m 21s
Analyze (FatPkg, IA32,X64)	16m 21s
Analyze (FmpDevicePkg, IA32,X64)	14m 23s
Analyze (IntelFsp2Pkg, IA32,X64)	16m 17s
Analyze (IntelFsp2WrapperPkg, IA32,X64)	15m 47s
Analyze (MdeModulePkg, IA32)	19m 0s
Analyze (MdeModulePkg, X64)	17m 4s
Analyze (MdePkg, IA32,X64)	9m 30s
Analyze (PcAtChipsetPkg, IA32,X64)	16m 2s
Analyze (PrmPkg, IA32,X64)	16m 50s
Analyze (SecurityPkg, IA32,X64)	13m 4s
Analyze (ShellPkg, IA32,X64)	17m 6s
Analyze (SourceLevelDebugPkg, IA32,X64)	10m 56s
Analyze (StandaloneMmPkg, IA32,X64)	14m 8s
Analyze (UefiCpuPkg, IA32,X64)	15m 15s
Analyze (UnitTestFrameworkPkg, IA32,X64)	13m 13s
	4h 38m 43s

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