Enable cross account access for dynmodb lock provider

[hudi-bot]

Currently Dynamodb lock provider doesn't allow to set the RoleARN in 
DynamoDbBasedLockConfig, so we can't use dynamodb from different AWS account. 

JIRA info

• Link: https://issues.apache.org/jira/browse/HUDI-9157
• Type: Improvement
• Fix version(s):
  • 1.1.0