resuce delta in ci scripts

scripts/ci-aegir-stable-install-apt-debian10.sh

@@ -17,12 +17,11 @@ sudo apt-get install --yes mariadb-server
 sudo /usr/bin/mysql -e "GRANT ALL ON *.* TO 'aegir_root'@'localhost' IDENTIFIED BY 'PASSWORD' WITH GRANT OPTION"
 
 
-debconf-set-selections <<EOF
+sudo debconf-set-selections <<EOF
 aegir3-hostmaster aegir/email string  aegir@example.com
 aegir3-hostmaster aegir/site  string  aegir.example.com
 postfix postfix/main_mailer_type select Local only
 
 EOF
 
-
 sudo DPKG_DEBUG=developer apt-get install --yes aegir3

scripts/ci-aegir-stable-install-apt-debian9.sh

@@ -5,10 +5,10 @@
 #
 
 
-sudo apt-get install --yes curl
+sudo apt-get install --yes wget
 
-echo "deb http://debian.aegirproject.org stable main" | sudo tee -a /etc/apt/sources.list.d/aegir-stable.list
-curl https://debian.aegirproject.org/key.asc | sudo apt-key add -
+sudo wget -O /usr/share/keyrings/aegir-archive-keyring.gpg https://debian.aegirproject.org/aegir-archive-keyring.gpg
+echo "deb [signed-by=/usr/share/keyrings/aegir-archive-keyring.gpg] https://debian.aegirproject.org stable main" | sudo tee -a /etc/apt/sources.list.d/aegir-stable.list
 sudo apt-get update
 echo "debconf debconf/frontend select Noninteractive" | sudo debconf-set-selections
 
@@ -29,5 +29,3 @@ postfix postfix/main_mailer_type select Local only
 EOF
 
 sudo DPKG_DEBUG=developer apt-get install --yes aegir3
-
-