Fix typo

Signed-off-by: Arnaud Porterie (icecrime) <arnaud.porterie@docker.com>

poule.yml

@@ -4,7 +4,7 @@
   operations:
       - type:       label
         filters: {
-            ~labels: [ " status/0-triage", "status/1-design-review", "status/2-code-review", "status/3-docs-review", "status/4-merge" ],
+            ~labels: [ "status/0-triage", "status/1-design-review", "status/2-code-review", "status/3-docs-review", "status/4-merge" ],
         }
         settings: {
             patterns: {