Removed object code and added link to more GTK2 software in the About window

.gitignore

@@ -0,0 +1,2 @@
+src/dialogs.o
+gtk2-mpv-player

src/dialogs.c

@@ -331,8 +331,11 @@ void dialogs_show_about(GtkWindow *parent)
     GtkWidget *copyright_label = gtk_label_new("© 2026 laki");
     gtk_box_pack_start(GTK_BOX(about_vbox), copyright_label, FALSE, FALSE, 0);
 
-    GtkWidget *link_label = gtk_link_button_new_with_label("https://github.com/mpv-player/mpv", "Powered by libmpv");
-    gtk_box_pack_start(GTK_BOX(about_vbox), link_label, FALSE, FALSE, 0);
+    GtkWidget *link_label1 = gtk_link_button_new_with_label("https://github.com/mpv-player/mpv", "Powered by libmpv");
+    gtk_box_pack_start(GTK_BOX(about_vbox), link_label1, FALSE, FALSE, 0);
+
+    GtkWidget *link_label2 = gtk_link_button_new_with_label("https://lakiweb.net/article/gtk2/software-directory.html", "More GTK2 Software Available Here!");
+    gtk_box_pack_start(GTK_BOX(about_vbox), link_label2, FALSE, FALSE, 0);
 
     gtk_notebook_append_page(GTK_NOTEBOOK(notebook), about_vbox, gtk_label_new("About"));