When parsing the configuration, the wrong indent level was set so the
configurations could not be properly compared. Also noted that
defaults: yes needed to be added to the integration tests to make the
test cases valid, which is also included in this patch
fixes#21828
When using AWS we have to use the full domain name in the inventory file, which
we rather than the short name. This change avoids that ending up being
set in the tests.
This change corrects problems reported by the `yamllint` linter.
Since key duplication problems were removed in 4d48711, this commit
mainly fixes trailing spaces and extra empty lines at beginning/end of
files.