NetworkPkg: Apply uncrustify changes

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737

Apply uncrustify changes to .c/.h files in the NetworkPkg package

Cc: Andrew Fish <afish@apple.com>
Cc: Leif Lindholm <leif@nuviainc.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
Reviewed-by: Maciej Rabeda <maciej.rabeda@linux.intel.com>

NetworkPkg/Include/Guid/Ip6ConfigHii.h

@@ -14,6 +14,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
     0x2eea107, 0x98db, 0x400e, { 0x98, 0x30, 0x46, 0xa, 0x15, 0x42, 0xd7, 0x99 } \
   }
 
-extern EFI_GUID gIp6ConfigNvDataGuid;
+extern EFI_GUID  gIp6ConfigNvDataGuid;
 
 #endif