Improve CI (#539)

* Update CI scripts to be more close to the ones in ansible-core.

* Extend CI matrix.

* Mark more VMs.

* Revert "Mark more VMs."

This reverts commit 8bc79af636.

* Disable alpine VMs for get_certificate due to httptester problems.

* Improve retrieval of cryptsetup version.

* ACME 'emulator' won't work on Alpine either.

* Improve luks test setup.

* Make sure wipefs is installed on Alpine.

* dmsetup (from device-mapper) is used by the tests.

* Fix bcrypt install failure handling.

* String, not float.

* openssl_privatekey_convert is not an action module.

* Update Python info.

* Try out which VMs can be used by now.

* Enable ACME tests on all VMs but Alpine; update comment.

* Adjust acme-tiny shebang.

* Remove new entries from CI matrix.

tests/integration/targets/setup_bcrypt/tasks/main.yml

@@ -24,5 +24,5 @@
 - name: Ensure bcrypt_version is defined
   set_fact:
     bcrypt_version:
-      stdout: 0.0
-  when: bcrypt_version is not defined
+      stdout: "0.0"
+  when: bcrypt_version is failed