removed some more trailing spaces

oh god i need a tool for this

--HG--
branch : minor

src/modules/audio/null/Source.cpp

@@ -227,7 +227,6 @@ bool Source::queue(void *, int, int, int, int)
 	return false;
 }
 
-
 } // null
 } // audio
 } // love

src/modules/audio/openal/Source.cpp

@@ -108,7 +108,6 @@ public:
 
 };
 
-
 StaticDataBuffer::StaticDataBuffer(ALenum format, const ALvoid *data, ALsizei size, ALsizei freq)
 	: size(size)
 {
@@ -318,7 +317,7 @@ bool Source::isPlaying() const
 }
 
 bool Source::isFinished() const
-{	
+{
 	if (!valid)
 		return false;