Switch camelCase to snake_case

Change-Id: I3c0832e2633e23517bc5c276438b61c427cf0316
diff --git a/tests/pillar/backup_client_backup_times.sls b/tests/pillar/backup_client_backup_times.sls
index d9952c6..a4272da 100644
--- a/tests/pillar/backup_client_backup_times.sls
+++ b/tests/pillar/backup_client_backup_times.sls
@@ -5,9 +5,9 @@
       full_backups_to_keep: 3
       incr_before_full: 3
       backup_times:
-        dayOfWeek: 0
+        day_of_week: 0
 #       month: *
-#       dayOfMonth: *
+#       day_of_month: *
         hour: 4
         minute: 52
       target:
diff --git a/tests/pillar/backup_server_backup_times.sls b/tests/pillar/backup_server_backup_times.sls
index 6076503..ac4910b 100644
--- a/tests/pillar/backup_server_backup_times.sls
+++ b/tests/pillar/backup_server_backup_times.sls
@@ -6,9 +6,9 @@
       incr_before_full: 3
       backup_dir: /srv/backup
       backup_times:
-        dayOfWeek: 0
+        day_of_week: 0
 #       month: *
-#       dayOfMonth: *
+#       day_of_month: *
         hour: 4
         minute: 52
       key: