macosx: Fix timer interval value in ScrollingClipView

1/6 will evaluate to 0, making the timer choose a very low interval
instead of 0.

Author: ePirat

modules/gui/macosx/VLCScrollingClipView.m

@@ -31,7 +31,7 @@ @implementation VLCScrollingClipView {
 - (void)startScrolling {
     // Start our timer unless running
     if (!scrollTimer) {
-        scrollTimer = [NSTimer scheduledTimerWithTimeInterval: 1/6
+        scrollTimer = [NSTimer scheduledTimerWithTimeInterval:0.025
                                                        target:self
                                                      selector:@selector(scrollTick:)
                                                      userInfo:nil