PlatformGraphics: Fix small oversight on getTranslateX()

It was returning the translation on the Y axis, not X axis.

Fixes The Legend of Spyro: The Eternal Night

src/org/recompile/mobile/PlatformGraphics.java

@@ -389,7 +389,7 @@ public void clipRect(int x, int y, int width, int height)
 		clipHeight = (int)rect.getHeight();
 	}
 
-	public int getTranslateX() { return translateY; }
+	public int getTranslateX() { return translateX; }
 
 	public int getTranslateY() { return translateY; }