Remove the ternary condition for sova_config

The ternary is failing for some reason, so it is better to avoid the use
of ternary and split the task in two using the when: sova_config_file is
defined or not defined.

Change-Id: Ieb1ebe58608d2445c78942062cd9a82929ffdeb4

roles/collect_logs/tasks/sova.yml

@@ -1,5 +1,6 @@
 ---
-- name: Load sova patterns from URL
+- block:
+    - name: Load sova patterns from URL
       uri:
         url: https://opendev.org/openstack/tripleo-ci-health-queries/raw/branch/master/output/sova-pattern-generated.json
         method: GET
@@ -9,16 +10,21 @@
       retries: 3  # to avoid accidental failures due to networking or rate limiting
       delay: 60
       register: pattern_config
+
+    - name: Set sova_config from URL content
+      set_fact:
+        sova_config: "{{ pattern_config.json }}"
   when: sova_config_file is not defined
 
-- name: Load sova patterns from local file
+- block:
+    - name: Load sova patterns from local file
       command: cat "{{ sova_config_file }}"
       register: sova_config_file_output
-  when: sova_config_file is defined
 
-- name: Set sova_config json content
+    - name: Set sova_config from local file
       set_fact:
-    sova_config: "{{ (sova_config_file is defined) | ternary((sova_config_file_output.stdout | from_json), pattern_config.json) }}"
+        sova_config: "{{ sova_config_file_output.stdout | from_json }}"
+  when: sova_config_file is defined
 
 - name: Run sova task
   sova: