darwin/dirs: fix plugin lookup with the NPAPI plugin

src/darwin/dirs.c

@@ -70,6 +70,10 @@ static char *config_GetLibPath (void)
         size_t len = strlen(psz_img_name);
         if( len >= 3 && !strcmp( psz_img_name + len - 3, "VLC") )
             return strdup( psz_img_name );
+
+        /* Do we end by "VLC-Plugin"? oh, we must be the NPAPI plugin */
+        if( len >= 10 && !strcmp( psz_img_name + len - 10, "VLC-Plugin") )
+            return strdup( psz_img_name );
     }
 
     /* We are not linked to the VLC.framework, let's use dladdr to figure