Fix compatibility with mpv-osc-tethys

docs/Changelog.md

@@ -5,6 +5,7 @@
 - New options `autofit-image` and `autofit-audio`, like autofit but used for image and audio files. Default 80.
 - New [auto-mode](https://github.com/stax76/mpv-scripts) script to use mpv and mpv.net as image viewer and audio player.
 - Fix long commands causing key bindings not visible in the command palette.
+- Fix compatibility with mpv-osc-tethys, which is a new osc script.
 
 
 # 6.0.0.0 Beta (2022-06-05)

src/Misc/MainForm.cs

@@ -221,7 +221,7 @@ namespace mpvnet
             if (FormBorderStyle == FormBorderStyle.None)
                 top = ClientSize.Height * 0.1f;
 
-            return pos.Y > ClientSize.Height * 0.85 || pos.Y < top;
+            return pos.Y > ClientSize.Height * 0.8 || pos.Y < top;
         }
 
         void UpdateMenu()