More appropriate about window icon

Needs rounding out to look like rugby ball

data/icons/scalable/actions/football-american-symbolic.svg

+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><path d="m 15 0 c -5.132812 0 -8.945312 1.03125 -11.457031 3.542969 s -3.542969 6.324219 -3.542969 11.457031 c 0 0.550781 0.449219 1 1 1 c 5.132812 0 8.945312 -1.03125 11.457031 -3.542969 s 3.542969 -6.324219 3.542969 -11.457031 c 0 -0.550781 -0.449219 -1 -1 -1 z m -1.136719 2.136719 c -0.058593 1.433593 -0.199219 2.726562 -0.433593 3.878906 l -3.445313 -3.445313 c 1.152344 -0.234374 2.445313 -0.375 3.878906 -0.433593 z m -5.191406 0.863281 l 4.328125 4.253906 c -0.292969 1.746094 -1.214844 3.046875 -1.957031 3.789063 c -0.742188 0.742187 -2.042969 1.542969 -3.804688 1.957031 l -4.238281 -4.179688 c 0.398438 -1.578124 1.214844 -3.121093 1.957031 -3.863281 c 0.742188 -0.742187 2.296875 -1.519531 3.714844 -1.957031 z m -6.101563 6.984375 l 3.445313 3.445313 c -1.152344 0.234374 -2.445313 0.375 -3.878906 0.433593 c 0.058593 -1.433593 0.199219 -2.726562 0.433593 -3.878906 z m 0 0" fill="#222222"/></svg>

data/rugby.gresource.xml

@@ -10,6 +10,7 @@
     <file preprocess="xml-stripblanks" compressed="true">gtk/prefs.ui</file>
     <file preprocess="xml-stripblanks" compressed="true">gtk/score-item.ui</file>
     <file preprocess="xml-stripblanks" compressed="true">gtk/window.ui</file>
+    <file preprocess="xml-stripblanks" compressed="true">icons/scalable/actions/football-american-symbolic.svg</file>
     <file preprocess="xml-stripblanks" compressed="true">icons/scalable/actions/funnel-symbolic.svg</file>
   </gresource>
 </gresources>

src/main.c

@@ -33,7 +33,7 @@ about_activated (G_GNUC_UNUSED GSimpleAction *simple,
     GtkWindow *window = gtk_application_get_active_window (app);
 
     adw_show_about_window (window,
-                           "application-icon", "face-wink",
+                           "application-icon", "football-american",
                            "application-name", "Rugby",
                            "copyright", "Copyright 2012–2022 Bruce Cowan",
                            "license-type", GTK_LICENSE_GPL_3_0,