* AWS: add ec2_transit_gateway_info module
* move info module test to main module and ensure unique description for parallel tests
* add type designators to module options in documentation
* assign results and return instead of exit. Add elements directive available with ansible 2.8
* assign results and return instead of exit
* get() method superfluous for module.params
* correct return type in documentation for ASN and format the sample for Tag correctly
* added random uid to test description - removing unstable alias
* change random uuid to resource_prefix to improve source of object identification in testing
* Enable ec2_transit_gateway test in CI.
* Mark the test unstable.
The test sometimes attempts to delete the transit gateway while it
is in the pending state, which is not permitted.
* AWS: new module ec2_transit_gateway fixes#49376
* Add permissions neeeded for integration tests
* uncomment nolog on creds
* add unsupported to integration test aliases
* remove the shippable/aws/group alias so doesn't conflict with unsupported
