x11-themes/wpgtk: update to 6.7.0

A bug fix release.

Upstream changes:

 - remove call to deprecated reload.gtk()
 - add waybar reloading

MFH:		2025Q1

x11-themes/wpgtk/Makefile

 PORTNAME=	wpgtk
-DISTVERSION=	6.6.3
+DISTVERSION=	6.7.0
 CATEGORIES=	x11-themes
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

x11-themes/wpgtk/distinfo

-TIMESTAMP = 1732958184
-SHA256 (wpgtk-6.6.3.tar.gz) = 2fccbd9e5f1a69b694a634c9c4a351327f0721443c213f568c657c88c7d32154
-SIZE (wpgtk-6.6.3.tar.gz) = 39628
+TIMESTAMP = 1742052384
+SHA256 (wpgtk-6.7.0.tar.gz) = 38f765cb954e1e74e28b8062301d3755ec0dfa12d1a206877395ba5cd93a9c0d
+SIZE (wpgtk-6.7.0.tar.gz) = 39625