mail/dovecot: update 2.3.21 → 2.3.21.1 (fixes 2 CVEs)

- CVE-2024-23184: A large number of address headers in email resulted
  in excessive CPU usage.
- CVE-2024-23185: Abnormally large email headers are now truncated or
  discarded, with a limit of 10MB on a single header and 50MB for all
  the headers of all the parts of an email.
- oauth2: Dovecot would send client_id and client_secret as POST parameters
  to introspection server. These need to be optionally in Basic auth
  instead as required by OIDC specification.
- oauth2: JWT key type check was too strict.
- oauth2: JWT token audience was not validated against client_id as
  required by OIDC specification.
- oauth2: XOAUTH2 and OAUTHBEARER mechanisms were not giving out
  protocol specific error message on all errors. This broke OIDC discovery.
- oauth2: JWT aud validation was not performed if aud was missing
  from token, but was configured on Dovecot.
https://dovecot.org/mailman3/hyperkitty/list/dovecot-news@dovecot.org/thread/2CSVL56LFPAXVLWMGXEIWZL736PSYHP5/

PR:		280866
Approved by:	ler (maintainer)
MFH:		2024Q3

mail/dovecot/Makefile

@@ -9,8 +9,7 @@
 ######################################################################
 
 PORTNAME=	dovecot
-PORTVERSION=	2.3.21
-PORTREVISION=	6
+DISTVERSION=	2.3.21.1
 CATEGORIES=	mail
 MASTER_SITES=	https://dovecot.org/releases/2.3/
 
@@ -27,7 +26,6 @@ USES=		cpe iconv libtool pkgconfig ssl
 USE_RC_SUBR=	dovecot
 
 GNU_CONFIGURE=	yes
-GNU_CONFIGURE_MANPREFIX=	${PREFIX}/share
 CONFIGURE_ARGS=	--localstatedir=/var \
 		--with-docs \
 		--with-ssl=openssl \

mail/dovecot/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1695133264
-SHA256 (dovecot-2.3.21.tar.gz) = 05b11093a71c237c2ef309ad587510721cc93bbee6828251549fc1586c36502d
-SIZE (dovecot-2.3.21.tar.gz) = 7837242
+TIMESTAMP = 1723829732
+SHA256 (dovecot-2.3.21.1.tar.gz) = 2d90a178c4297611088bf7daae5492a3bc3d5ab6328c3a032eb425d2c249097e
+SIZE (dovecot-2.3.21.1.tar.gz) = 7842044