mit-krb5: update to 1.21.3, adopt

Relevant changes:
- Fix vulnerabilities in GSS message token handling [CVE-2024-37370,
  CVE-2024-37371].
- Fix a potential bad pointer free in krb5_cccol_have_contents()

Closes: #51025 [via git-merge-pr]

srcpkgs/mit-krb5/template

@@ -2,8 +2,8 @@
 # if there is a bump in .so version,
 # also update srcpkgs/libgssglue/files/gssapi_mech.conf
 pkgname=mit-krb5
-version=1.21.2
-revision=3
+version=1.21.3
+revision=1
 _distver=$(echo $version | cut -d. -f-2)
 build_style=gnu-configure
 configure_args="--sbindir=/usr/bin --disable-rpath --with-system-et
@@ -13,11 +13,11 @@ hostmakedepends="e2fsprogs-devel flex perl pkg-config"
 makedepends="e2fsprogs-devel db-devel $(vopt_if ldap libldap-devel)
  $(vopt_if lmdb lmdb-devel)"
 short_desc="MIT Kerberos 5 implementation"
-maintainer="Orphaned <orphan@voidlinux.org>"
+maintainer="Klara Modin <klarasmodin@gmail.com>"
 license="MIT"
 homepage="http://web.mit.edu/kerberos"
 distfiles="http://kerberos.org/dist/krb5/${_distver}/krb5-${version}.tar.gz"
-checksum=9560941a9d843c0243a71b17a7ac6fe31c7cebb5bce3983db79e52ae7e850491
+checksum=b7a4cd5ead67fb08b980b21abd150ff7217e85ea320c9ed0c6dadd304840ad35
 build_options="ldap lmdb"
 build_options_default="ldap"
 desc_option_lmdb="Enable LMDB database backend"