macosx/framework: Disable the media library since it is not exposed.

Sources/VLCLibrary.m

@@ -79,6 +79,7 @@ void __catch_exception( void * e, const char * function, const char * file, int
             [defaultParams addObject:@"--text-renderer=quartztext"];                // our CoreText-based renderer
             [defaultParams addObject:@"--verbose=2"];                               // Don't polute the log
             [defaultParams addObject:@"--no-color"];
+            [defaultParams addObject:@"--no-media-library"];
             vlcParams = defaultParams;
         }