Bulk import cleanup (ansible-collections#360)

* Split imports and reorder
* Import camel_dict_to_snake_dict and snake_dict_to_camel_dict direct from ansible.module_utils.common.dict_transformations
* Remove unused imports
* Route53 Info was migrated to Boto3 drop the HAS_BOTO check and import
* changelog

This commit was initially merged in https://github.com/ansible-collections/community.aws
See: ansible-collections/community.aws@130cf3c

plugins/modules/route53_health_check.py

@@ -118,18 +118,15 @@
 import uuid
 
 try:
-    import boto
     import boto.ec2
-    from boto import route53
     from boto.route53 import Route53Connection, exception
     from boto.route53.healthcheck import HealthCheck
 except ImportError:
     pass  # Handled by HAS_BOTO
 
-# import module snippets
 from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import get_aws_connection_info
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import HAS_BOTO
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import get_aws_connection_info
 
 
 # Things that can't get changed:

plugins/modules/route53_info.py

@@ -204,18 +204,15 @@
         start_record_name: "host1.workshop.test.io"
       register: RECORDS
 '''
+
 try:
-    import boto
     import botocore
-    import boto3
 except ImportError:
-    pass  # Handled by HAS_BOTO and HAS_BOTO3
+    pass  # Handled by AnsibleAWSModule
 
 from ansible.module_utils._text import to_native
 
 from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import HAS_BOTO
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import HAS_BOTO3
 
 
 def get_hosted_zone(client, module):
@@ -461,10 +458,6 @@ def main():
     if module._name == 'route53_facts':
         module.deprecate("The 'route53_facts' module has been renamed to 'route53_info'", date='2021-12-01', collection_name='community.aws')
 
-    # Validate Requirements
-    if not (HAS_BOTO or HAS_BOTO3):
-        module.fail_json(msg='json and boto/boto3 is required.')
-
     try:
         route53 = module.client('route53')
     except (botocore.exceptions.ClientError, botocore.exceptions.BotoCoreError) as e: