chore(renovate): Schedule AWS S3 SDK updates once a week

Instead of completely disabling patch updates of the S3 SDK, enable
patch updates once a week.

Signed-off-by: Marcel Bochtler <marcel.bochtler@bosch.com>

renovate.json

@@ -30,7 +30,7 @@
         "software.amazon.awssdk:s3"
       ],
       "matchUpdateTypes": ["patch"],
-      "enabled": false
+      "schedule": "after 9pm on sunday"
     },
     {
       "matchManagers": ["npm"],