Fix iss #45 by adapting to the new Fedora NTP config path

roles/common/tasks/ntp.yml

@@ -13,6 +13,21 @@
   - enable ntp
   changed_when: False
 
+- name: insert SCC into ntp configuration
+  become: yes
+  blockinfile:
+    insertafter: ^server .*[a-z]+.*$
+    path: /etc/ntp/step-tickers
+    backup: yes
+    state: present
+    block: |
+      server ntp1.scc.kit.edu
+      server ntp2.scc.kit.edu
+      server ntp3.scc.kit.edu
+      server ntp4.scc.kit.edu
+  tags: ntp
+  when: (ansible_distribution == 'Fedora' and ansible_distribution_major_version >= 28)
+
 - name: insert SCC into ntp configuration
   become: yes
   blockinfile:
@@ -26,3 +41,6 @@
       server ntp3.scc.kit.edu
       server ntp4.scc.kit.edu
   tags: ntp
+  when: (ansible_distribution == 'Fedora' and ansible_distribution_major_version < 28)
+
+