fix: ignore BucketAlreadyExists errors for OSS (#9555)

(cherry picked from commit 2d2e4ea)

Author: zjx20

deploy/helm/templates/storageprovider/oss.yaml

@@ -48,6 +48,7 @@ spec:
     root = {{ `{{ index .Parameters "bucket" }}` }}
     no_check_certificate = {{ `{{ index .Parameters "insecure" }}` }}
     no_check_bucket = {{ `{{ index .Parameters "noCheckBucket" }}` }}
+    use_already_exists = false
     chunk_size = 50Mi
 
   parametersSchema: