Update hst-install-debian.sh (#4515)

Debian 12 has MariaDB 10.11 in default repos. Switch to MariaDB 11.4

install/hst-install-debian.sh

@@ -843,13 +843,8 @@ fi
 # Installing MariaDB repo
 if [ "$mysql" = 'yes' ]; then
 	echo "[ * ] MariaDB $mariadb_v"
-	if [ "$release" != '12' ]; then
-		echo "deb [arch=$ARCH signed-by=/usr/share/keyrings/mariadb-keyring.gpg] https://dlm.mariadb.com/repo/mariadb-server/$mariadb_v/repo/$VERSION $codename main" > $apt/mariadb.list
-		curl -s https://mariadb.org/mariadb_release_signing_key.asc | gpg --dearmor | tee /usr/share/keyrings/mariadb-keyring.gpg > /dev/null 2>&1
-	else
-		echo "#deb [arch=$ARCH signed-by=/usr/share/keyrings/mariadb-keyring.gpg] https://dlm.mariadb.com/repo/mariadb-server/$mariadb_v/repo/$VERSION $codename main" > $apt/mariadb.list
-		curl -s https://mariadb.org/mariadb_release_signing_key.asc | gpg --dearmor | tee /usr/share/keyrings/mariadb-keyring.gpg > /dev/null 2>&1
-	fi
+	echo "deb [arch=$ARCH signed-by=/usr/share/keyrings/mariadb-keyring.gpg] https://dlm.mariadb.com/repo/mariadb-server/$mariadb_v/repo/$VERSION $codename main" > $apt/mariadb.list
+	curl -s https://mariadb.org/mariadb_release_signing_key.asc | gpg --dearmor | tee /usr/share/keyrings/mariadb-keyring.gpg > /dev/null 2>&1
 fi
 
 # Installing Mysql8 repo