archivers/makeself: Update to 2.5.0

ChangeLog: https://github.com/megastep/makeself/releases/tag/release-2.5.0

archivers/makeself/Makefile

 PORTNAME=	makeself
-DISTVERSION=	2.4.5
+DISTVERSION=	2.5.0
 CATEGORIES=	archivers
 MASTER_SITES=	https://github.com/megastep/makeself/releases/download/release-${PORTVERSION}/
 EXTRACT_SUFX=	.run

archivers/makeself/distinfo

-TIMESTAMP = 1624524617
-SHA256 (makeself-2.4.5.run) = f7f5f9757654111d3387d7c26fe24c10dce2a6356e6bf9ff2930990d7a0145eb
-SIZE (makeself-2.4.5.run) = 58623
+TIMESTAMP = 1678711030
+SHA256 (makeself-2.5.0.run) = 4d2fa9d898be22c63bb3c6bb7cc3dc97237700dea6d6ad898dcbec0289df0bc4
+SIZE (makeself-2.5.0.run) = 45867