x11/foot: update to 1.8.1

Changes:	https://codeberg.org/dnkl/foot/releases/tag/1.8.1
Reported by:	upstream mail

x11/foot/Makefile

 PORTNAME=	foot
-DISTVERSION=	1.8.0
+DISTVERSION=	1.8.1
 CATEGORIES=	x11
 MASTER_SITES=	https://codeberg.org/dnkl/${PORTNAME}/archive/${DISTVERSIONFULL}${EXTRACT_SUFX}?dummy=/
 

x11/foot/distinfo

-TIMESTAMP = 1624602941
-SHA256 (foot-1.8.0.tar.gz) = 9269acfbef40cb284590de3bf70fc67997ffb6361dec4b4dddae7cdbf4ad6490
-SIZE (foot-1.8.0.tar.gz) = 415924
+TIMESTAMP = 1625163275
+SHA256 (foot-1.8.1.tar.gz) = 53df83617f7fbdd0f8f4c7a06e6e1716da61dbdcfb16aa65383ed31f4996195d
+SIZE (foot-1.8.1.tar.gz) = 428685