multimedia/motion: Update 4.6.0 => 4.7.0

Changelog:
https://github.com/Motion-Project/motion/releases/tag/release-4.7.0

PR:		285810
Approved by:	ports@blievers.net (maintainer)

multimedia/motion/Makefile

 # PORTNAME block
 PORTNAME=	motion
 DISTVERSIONPREFIX=	release-
-DISTVERSION=	4.6.0
-PORTREVISION=	1
+DISTVERSION=	4.7.0
 CATEGORIES=	multimedia
 
 # Maintainer block

multimedia/motion/distinfo

-TIMESTAMP = 1700617831
-SHA256 (Motion-Project-motion-release-4.6.0_GH0.tar.gz) = 9268df31a5ebeaf8daca4747cdcd01c86e223625b6f971e9bcec98edf35ec06f
-SIZE (Motion-Project-motion-release-4.6.0_GH0.tar.gz) = 857255
+TIMESTAMP = 1743429402
+SHA256 (Motion-Project-motion-release-4.7.0_GH0.tar.gz) = 657b7d8ee59f42cf06e00da04f0627f3ff42ff5344c9a1da33d16207c4451a03
+SIZE (Motion-Project-motion-release-4.7.0_GH0.tar.gz) = 822166