Doc typo fix. (#68172)
* gtk/gtksocket.c (gtk_socket_get_id): Doc typo fix. (#68172)
* gtk/gtktreemodel.c (gtk_tree_path_is_descendant): Fix docs.
* gtk/gtktreemodel.c (gtk_tree_model_rows_reordered): Document.
* gtk/gtkwindow.c (gtk_window_remove_accel_group): Fix docs.
* gtk/gtkrc.c (gtk_rc_get_style_by_paths),
gtk/gtkwidget.c (gtk_widget_get_toplevel,
gtk_widget_push_composite_child), gtk/gtkdialog.c
(gtk_dialog_new_with_buttons, gtk_dialog_run): Keep gtk-doc
from messing up the indentation of inline examples.
* gtk/gtkmain.c, gtk/gtkrc.c: Consistently call g_getenv()
instead of getenv().
* gtk/gtktreemodel.c, gtk/gtkaccelgroup.c, gtk/gtkclipboard.c,
gtk/gtkdnd.c, gtk/gtkiconfactory.c, gtk/gtkrc.c,
gtk/gtkstyle.c, gtk/gtkselection.c: Doc fixes.
* gtk/gtkaccelmap.c (gtk_accel_map_add_filter,
gtk_accel_map_foreach_unfiltered, gtk_accel_map_load_scanner):
Document.
* gtk/tmpl/gtksocket.sgml: Mention gtk_socket_get_id()
instead of GTK_WINDOW_XWINDOW(). (#68172)
* gtk/gtk-sections.txt: Move functions which are documented
as "private" or "internal" into Private subsections.
* gtk/tmpl/gtkdnd.sgml, gtk/tmpl/gtkobject.sgml,
gtk/tmpl/gtkrc.sgml, gtk/tmpl/gtktooltips.sgml,
gtk/tmpl/gtkwidget.sgml, gtk/tmpl/gtkclipboard.sgml,
gtk/tmpl/gtkstyle.sgml, gtk/tmpl/gtkselection.sgml,
gtk/tmpl/gtkfeatures.sgml: Minor markup fixes.
* gtk/tmpl/gtksignal.sgml: Add link to GLib signal docs.
* gtk/tmpl/gtkpreview.sgml, gtk/tmpl/gtktext.sgml,
gtk/tmpl/gtktree.sgml: Remove "deprecated" from short desc.
* gtk/tmpl/gtkrc.sgml: Correct names of default RC files.