CMakeLists: Normalize whitespace

Normalizes tabs to spaces to follow our codebase's indentation style.

Source/Core/DiscIO/CMakeLists.txt

@@ -1,22 +1,24 @@
-set(SRCS	Blob.cpp
-			CISOBlob.cpp
-			WbfsBlob.cpp
-			CompressedBlob.cpp
-			DiscScrubber.cpp
-			DriveBlob.cpp
-			Enums.cpp
-			FileBlob.cpp
-			FileMonitor.cpp
-			FileSystemGCWii.cpp
-			Filesystem.cpp
-			NANDContentLoader.cpp
-			TGCBlob.cpp
-			Volume.cpp
-			VolumeCreator.cpp
-			VolumeDirectory.cpp
-			VolumeGC.cpp
-			VolumeWad.cpp
-			VolumeWiiCrypted.cpp
-			WiiWad.cpp)
+set(SRCS
+  Blob.cpp
+  CISOBlob.cpp
+  WbfsBlob.cpp
+  CompressedBlob.cpp
+  DiscScrubber.cpp
+  DriveBlob.cpp
+  Enums.cpp
+  FileBlob.cpp
+  FileMonitor.cpp
+  FileSystemGCWii.cpp
+  Filesystem.cpp
+  NANDContentLoader.cpp
+  TGCBlob.cpp
+  Volume.cpp
+  VolumeCreator.cpp
+  VolumeDirectory.cpp
+  VolumeGC.cpp
+  VolumeWad.cpp
+  VolumeWiiCrypted.cpp
+  WiiWad.cpp
+)
 
 add_dolphin_library(discio "${SRCS}" "")