Change debconf frontend to noninteractive

debian/changelog

@@ -1,3 +1,9 @@
+lubuntu-update-notifier (1.1.1) plucky; urgency=medium
+
+  * Switch debconf frontend to noninteractive. (LP: #2091704)
+
+ -- Aaron Rainbolt <arraybolt3@ubuntu.com>  Tue, 24 Dec 2024 13:51:28 -0600
+
 lubuntu-update-notifier (1.1.0) oracular; urgency=medium
 
   * Port to Qt6.

src/lubuntu-update-backend

@@ -66,7 +66,7 @@ elif [ "$1" = 'doupdate' ]; then
 	dpkg --configure -a
 
 	# Run the real update
-	DEBIAN_FRONTEND='kde' apt-get -o Dpkg::Options::='--force-confdef' -o Dpkg::Options::='--force-confold' -o Apt::Color='0' -o Dpkg::Use-Pty='0' -y dist-upgrade |& tee /run/lubuntu-update-apt-log
+	DEBIAN_FRONTEND='noninteractive' apt-get -o Dpkg::Options::='--force-confdef' -o Dpkg::Options::='--force-confold' -o Apt::Color='0' -o Dpkg::Use-Pty='0' -y dist-upgrade |& tee /run/lubuntu-update-apt-log
 
 	# Find all the conffiles
 	doConffiles='y';