Update system package dependencies list

ansible/roles/sysconfig/defaults/main.yml

@@ -11,13 +11,13 @@ repos_skyreach_host: "{{ envsetup_skyreach_host }}"
 
 sysconfig_packages:
   - bash-completion
-  - bmon
   - curl
   - git
   - host
   - htop
   - ifupdown
   - iotop
+  - iftop
   - ipython3
   - lm-sensors
   - make
@@ -30,6 +30,8 @@ sysconfig_packages:
   - python3-openssl
   - python3-requests
   - python3-spf
+  - python3-packaging
+  - python3-lxml
   - pwgen
   - rsync
   - smartmontools