EXI_DeviceIPL: Unify GetGCTime epoch handling

Source/Core/Core/Boot/Boot_BS2Emu.cpp

@@ -87,7 +87,7 @@ bool CBoot::EmulatedBS2_GC(bool skipAppLoader)
   PowerPC::HostWrite_U32(0x4c000064, 0x80000800);  // Write default FPU Handler:     rfi
   PowerPC::HostWrite_U32(0x4c000064, 0x80000C00);  // Write default Syscall Handler: rfi
 
-  PowerPC::HostWrite_U64((u64)CEXIIPL::GetGCTime() * (u64)40500000,
+  PowerPC::HostWrite_U64((u64)CEXIIPL::GetEmulatedTime(CEXIIPL::GC_EPOCH) * (u64)40500000,
                          0x800030D8);  // Preset time base ticks
   // HIO checks this
   // PowerPC::HostWrite_U16(0x8200,     0x000030e6); // Console type