ci: test against trixie (#78771)

test-nspawn

@@ -14,8 +14,7 @@ elif [ $1 = 'run-tests' ]
 then
     apt update
     apt full-upgrade -y
-    if grep -q 12 /etc/debian_version; then ANSIBLE_PACKAGE=ansible; else ANSIBLE_PACKAGE=ansible-core; fi
-    apt install -y wget ca-certificates gnupg2 git $ANSIBLE_PACKAGE postgresql sudo python3
+    apt install -y wget ca-certificates gnupg2 git ansible postgresql sudo python3
     id testuser || adduser --disabled-password --gecos "" testuser
     usermod -a -G sudo testuser
     grep -q testuser /etc/sudoers || echo 'testuser ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers