Restructure repository, removing old stuff

roles/packages/tasks/update.yml

@@ -2,13 +2,20 @@
 - import_tasks: centos-8-dracut.yml
   when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "8"
 
+# Gotta hate this, but I have to hardcode the systemd exclusion on cent8
+# Because I'm using "janky-systemd-networkd-2-the-jankening" (see the networkd role)
+# there are a pile of conflicts when you run "dnf update" with it installed. I found
+# two options that work: 1) uninstall systemd-networkd, update, then reinstall it;
+# 2) hardcode the exclusion here. Whenever I thought too hard about the potential
+# consequences of instituting uninstalling-my-network-init-system-as-a-service I
+# started to get a migaine, so I went with option two.
 - name: Upgrade Fedora and CentOS 8 packages
-  when: (ansible_distribution == "CentOS" and ansible_distribution_major_version == "8") or ansible_distribution == "Fedora"
+  when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "8"
   become: true
   dnf:
     state: latest
     name: "*"
-    exclude: "{{ ','.join(exclude | default(['kernel*'])) }}"
+    exclude: "{{ ','.join(omni_pkg_exclude + ['systemd*']) }}"
 
 - name: Upgrade CentOS 7 packages
   when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "7"
@@ -16,7 +23,15 @@
   yum:
     state: latest
     name: "*"
-    exclude: "{{ ','.join(exclude | default(['kernel*'])) }}"
+    exclude: "{{ ','.join(omni_pkg_exclude) }}"
+
+- name: Upgrade Fedora packages
+  when: ansible_distribution == "Fedora"
+  become: true
+  dnf:
+    state: latest
+    name: "*"
+    exclude: "{{ ','.join(omni_pkg_exclude) }}"
 
 # Yeah I'll get here eventually
 # - name: Upgrade APT packages