test: Add dags folder to tox coverage

Author: duprijil

tox.ini

@@ -45,7 +45,9 @@ commands =
 
 [coverage:run]
 relative_files = True
-source = ted_sws/
+source =
+    ted_sws/
+    dags/
 branch = False
 
 
@@ -57,6 +59,7 @@ log_cli_date_format = %Y-%m-%d %H:%M:%S
 
 addopts =
     --cov=ted_sws
+    --cov=dags
     --cov-report=html
     --cov-report=term
     --cov-report=xml