mosquitto: fix build in systemd environments

From: André Draszik <[email protected]>

The mosquitto systemd service file instructs systemd to wait for mosquitto to notify systemd that mosquitto has started correctly. This isn't working as mosquitto is not *compiled* with systemd support enabled. As such, systemd restarts mosquitto every few seconds.

For reference, this was introduced in commit a483d344d9fb ("mosquitto: Make enabling systemd also enable build dep on systemd")

Because we build mosquitto using the provided Makefile infrastructure, the solution is to add PACKAGECONFIG_CONFARGS to EXTRA_OEMAKE, so that the required make flags are added to the make command line.

---
 .../recipes-connectivity/mosquitto/mosquitto_1.5.4.bb            | 1 +
 1 file changed, 1 insertion(+)

index ee4cab728..e32f30d6e 100644
@@ -37,6 +37,7 @@ EXTRA_OEMAKE = " \
     ${@bb.utils.contains('PACKAGECONFIG', 'ssl', 'WITH_TLS=yes WITH_TLS_PSK=yes', 'WITH_TLS=no WITH_TLS_PSK=no', d)} \
     ${@bb.utils.contains('PACKAGECONFIG', 'uuid', 'WITH_UUID=yes', 'WITH_UUID=no', d)} \
     ${@bb.utils.contains('PACKAGECONFIG', 'websockets', 'WITH_WEBSOCKETS=yes', 'WITH_WEBSOCKETS=no', d)} \
+    ${PACKAGECONFIG_CONFARGS} \
     STRIP=/bin/true \
     WITH_DOCS=no \
     WITH_BUNDLED_DEPS=no \

2.20.0.rc2