mail/p5-MIME-Tools: update to 5.515

Changelog: https://metacpan.org/dist/MIME-tools/changes

Major changes:
    * Fix the "version" setting in META.yml

mail/p5-MIME-Tools/Makefile

 PORTNAME=	MIME-Tools
-PORTVERSION=	5.514
+PORTVERSION=	5.515
 PORTEPOCH=	2
 CATEGORIES=	mail perl5
 MASTER_SITES=	CPAN

mail/p5-MIME-Tools/distinfo

-TIMESTAMP = 1707584154
-SHA256 (MIME-tools-5.514.tar.gz) = e13df8950c5ad4cb5f3f85fceb39dd21957287ef9f36c227ea0c86591795fee8
-SIZE (MIME-tools-5.514.tar.gz) = 424139
+TIMESTAMP = 1714298972
+SHA256 (MIME-tools-5.515.tar.gz) = c1ba1dd9f0b2cd82a0e75caedec51e48233f9f01dc29a0971bdff1cb53be9013
+SIZE (MIME-tools-5.515.tar.gz) = 424146