Remove whitespace at the end of a line

src/src.pro

@@ -47,25 +47,25 @@ unix {
 
     desktop.path = $$DATADIR/applications
     desktop.files += arora.desktop
-    
+
     iconxpm.path = $$DATADIR/pixmaps
     iconxpm.files += data/arora.xpm
-    
+
     iconsvg.path = $$DATADIR/icons/hicolor/scalable/apps
     iconsvg.files += data/arora.svg
-    
+
     icon16.path = $$DATADIR/icons/hicolor/16x16/apps
     icon16.files += data/16x16/arora.png
-    
+
     icon32.path = $$DATADIR/icons/hicolor/32x32/apps
     icon32.files += data/32x32/arora.png
-    
+
     icon128.path = $$DATADIR/icons/hicolor/128x128/apps
     icon128.files += data/128x128/arora.png
-    
+
     man.path = $$DATADIR/man/man1
     man.files += data/arora.1
-    
+
     man-compress.path = $$DATADIR/man/man1
     man-compress.extra = "" "gzip -9 -f \$(INSTALL_ROOT)/$$DATADIR/man/man1/arora.1" ""
 }