fix yaml dump format

Signed-off-by: Sylvain Hellegouarch <[email protected]>

Author: Lawouach

CHANGELOG.md

@@ -11,6 +11,7 @@
 
 - fixed `chaosaws.s3.controls.upload` so it uploads the journal as a file
 - fixed `chaosaws.s3.controls.upload` so the timestamp is generated
+- changed `chaosaws.s3.controls.upload`, use old style when dumping as YAML
 
 
 ## [0.20.0][] - 2022-07-11

chaosaws/s3/controls/upload.py

@@ -58,7 +58,7 @@ def after_experiment_control(
     ext = "json"
     if as_yaml:
         ext = "yaml"
-        state = yaml.safe_dump(state, indent=False, default_flow_style=True)
+        state = yaml.safe_dump(state, indent=False, default_flow_style=False)
     else:
         state = json.dumps(state, indent=False)