Formatting cleanup for VideoCommon.

Block braces on new lines.

Also killed off trailing whitespace and dangling elses.

Spaced some things out to make them more readable (only in places where it looked like a bit of a clusterfuck).

Source/Core/VideoCommon/Src/TextureConversionShader.cpp

@@ -26,7 +26,8 @@ namespace TextureConversionShader
 
 u16 GetEncodedSampleCount(u32 format)
 {
-	switch (format) {
+	switch (format)
+	{
 	case GX_TF_I4: return 8;
 	case GX_TF_I8: return 4;
 	case GX_TF_IA4: return 4;