git: b4c347c547c7 - Create tag vendor/bc/6.0.4

From: Stefan Eßer <se_at_FreeBSD.org>
Date: Mon, 06 Feb 2023 21:30:21 UTC
The annotated tag vendor/bc/6.0.4 has been created by se:

URL: https://cgit.FreeBSD.org/src/tag/?h=vendor/bc/6.0.4

tag vendor/bc/6.0.4
Tagger:     Stefan Eßer <se@FreeBSD.org>
TaggerDate: 2023-01-28 19:57:06 +0000

Tag version 6.0.4

commit 9471e6a0958eaea36dd38589b6a5d186e5a1fbf9
Author:     Stefan Eßer <se@FreeBSD.org>
AuthorDate: 2023-01-28 19:54:39 +0000
Commit:     Stefan Eßer <se@FreeBSD.org>
CommitDate: 2023-01-28 19:54:39 +0000

    vendor/bc: import version 6.0.4
    
    This version fixes a bug in the BC library that only affected
    OpenBSD.