mosquitto: bump to 2.0.21

Upgrade to mosquitto 2.0.21. Update the patch status for issue 2895 and create a
new patch for an issue introduced in 2.0.19 which causes connections to get down
when the clock is changed.

Signed-off-by: Louis Rannou <louis.rannou@non.se.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-connectivity/mosquitto/files/2895.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Mosquitto now waits for network-online when starting
 
 See: https://github.com/eclipse/mosquitto/issues/2878
 ---
-Upstream-Status: Pending
+Upstream-Status: Submitted [https://github.com/eclipse-mosquitto/mosquitto/pull/2895]
 
  service/systemd/mosquitto.service.simple | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

meta-networking/recipes-connectivity/mosquitto/files/3238.patch

@@ -0,0 +1,25 @@
+From 2cb8129793b54de7c68efe1a4a8e91c788077a8e Mon Sep 17 00:00:00 2001
+From: "Roger A. Light" <roger@atchoo.org>
+Date: Thu, 1 May 2025 11:58:23 +0100
+Subject: [PATCH] Fix incorrect reference clock being selected on startup on
+ Linux.
+
+Closes #3238. Thanks to Eric Guin and karlri.
+Closes #3168.
+---
+Upstream-Status: Backport 2.0.22
+ src/mosquitto.c | 1 +
+ 2 files changed, 3 insertions(+)
+
+diff --git a/src/mosquitto.c b/src/mosquitto.c
+index ff83ef3da..2aea55237 100644
+--- a/src/mosquitto.c
++++ b/src/mosquitto.c
+@@ -465,6 +465,7 @@ int main(int argc, char *argv[])
+ #endif
+ 	struct mosquitto *ctxt, *ctxt_tmp;
+ 
++	mosquitto_time_init();
+ #if defined(WIN32) || defined(__CYGWIN__)
+ 	if(argc == 2){
+ 		if(!strcmp(argv[1], "run")){

meta-networking/recipes-connectivity/mosquitto/mosquitto_2.0.21.bb

@@ -17,9 +17,10 @@ DEPENDS = "uthash cjson"
 SRC_URI = "http://mosquitto.org/files/source/mosquitto-${PV}.tar.gz \
            file://mosquitto.init \
            file://2895.patch \
+           file://3238.patch \
 "
 
-SRC_URI[sha256sum] = "ebd07d89d2a446a7f74100ad51272e4a8bf300b61634a7812e19f068f2759de8"
+SRC_URI[sha256sum] = "7ad5e84caeb8d2bb6ed0c04614b2a7042def961af82d87f688ba33db857b899d"
 
 inherit systemd update-rc.d useradd cmake pkgconfig