[cloud] cast tag values to strings in ansible_dict_to_boto3_tag_list utility (#27396)

* ansible_dict_to_boto3_tag_list cast tag values to string

* ansible_dict_to_boto3_tag_list cast with to_native

lib/ansible/module_utils/ec2.py

@@ -30,6 +30,7 @@ import os
 import re
 from time import sleep
 
+from ansible.module_utils._text import to_native
 from ansible.module_utils.cloud import CloudRetry
 
 try:
@@ -495,7 +496,7 @@ def ansible_dict_to_boto3_tag_list(tags_dict, tag_name_key_name='Key', tag_value
 
     tags_list = []
     for k, v in tags_dict.items():
-        tags_list.append({tag_name_key_name: k, tag_value_key_name: v})
+        tags_list.append({tag_name_key_name: k, tag_value_key_name: to_native(v)})
 
     return tags_list