certificate_complete_chain tests need cryptography installed on the target, so use setup_openssl. (#272)

tests/integration/targets/certificate_complete_chain/meta/main.yml

@@ -1,2 +1,3 @@
 dependencies:
+  - setup_openssl
   - setup_remote_tmp_dir

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

@@ -3,9 +3,6 @@
 # and should not be used as examples of how to write Ansible roles #
 ####################################################################
 
-- name: register cryptography version
-  command: '{{ ansible_python.executable }} -c "import cryptography; print(cryptography.__version__)"'
-  register: cryptography_version
 - block:
   - name: Make sure testhost directory exists
     file: