MdeModulePkg: Clean up source files

1. Do not use tab characters
2. No trailing white space in one line
3. All files must end with CRLF

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c

@@ -1736,7 +1736,7 @@ PciIovParseVfBar (
       break;
     }
   }
-  
+
   //
   // Check the length again so as to keep compatible with some special bars
   //
@@ -1745,7 +1745,7 @@ PciIovParseVfBar (
     PciIoDevice->VfPciBar[BarIndex].BaseAddress = 0;
     PciIoDevice->VfPciBar[BarIndex].Alignment   = 0;
   }
-  
+
   //
   // Increment number of bar
   //
@@ -2185,7 +2185,7 @@ CreatePciIoDevice (
       //
       ParentPciIo = &Bridge->PciIo;
       ParentPciIo->Pci.Read (
-                          ParentPciIo, 
+                          ParentPciIo,
                           EfiPciIoWidthUint32,
                           Bridge->PciExpressCapabilityOffset + EFI_PCIE_CAPABILITY_DEVICE_CAPABILITIES_2_OFFSET,
                           1,