Update docs (ansible-collections#99)

* Update docs

Remove .git from repo url so links in readme will generate correctly
Add required ansible version
Run latest version of add_docs.py
Add version_added string to modules

* galaxy.yml was missing authors

This commit was initially merged in https://github.com/ansible-collections/community.aws
See: ansible-collections/community.aws@96ee268

plugins/modules/ec2_ami_copy.py

@@ -10,6 +10,7 @@
 DOCUMENTATION = '''
 ---
 module: ec2_ami_copy
+version_added: 1.0.0
 short_description: copies AMI between AWS regions, return new image id
 description:
     - Copies AMI from a source region to a destination region. B(Since version 2.3 this module depends on boto3.)