Install Ansible with pip in Suse.

Suse SLE 15 SP6 has no official ansible package.
Instead, we use the official Ansible installation method, by installing
it using pip.

See merge request nexedi/slapos.core!655

master/bt5/slapos_web_deploy/PathTemplateItem/web_page_module/deploy_base_setup.txt

@@ -56,21 +56,20 @@ fi
 
 is_package_installed unzip || install_package unzip
 is_package_installed openssl || install_package openssl
-is_package_installed ansible || install_package ansible
-
-if [[ $DISTRO = sle15.6 ]]; then
-  # Python 3.11 is in a separate module, called Python 3, while the base system has Python 3.6.
-  # If the Python 3 module is enabled, we assume that the user has preference for it.
-  # Otherwise, we install the base packages.
-  is_package_installed python311-pip || is_package_installed python3-pip || install_package python311-pip || install_package python3-pip 
-  pip3 install --upgrade pip
-elif ! is_ubuntu || [[ $DISTRO = wheezy || $DISTRO == jessie || $DISTRO == stretch || $DISTRO == xenial || $DISTRO == bionic ]]; then
+
+if ! is_suse && ! is_ubuntu || [[ $DISTRO = wheezy || $DISTRO == jessie || $DISTRO == stretch || $DISTRO == xenial || $DISTRO == bionic ]]; then
   is_package_installed python-pip || install_package python-pip
   pip install --upgrade "pip < 21.0"
 else
   # Ansible is using python3 now
   is_package_installed python3-pip || install_package python3-pip
-  pip3 install --upgrade --ignore-installed pip
+  python3 -m pip install --upgrade --ignore-installed pip
+fi
+
+if is_suse; then
+  python3 -m pip install ansible
+else
+  is_package_installed ansible || install_package ansible
 fi
 
 if is_ubuntu && [[ $DISTRO == focal || $DISTRO == buster ]]; then