Fix: Fix skipped and broken unit tests. (Redmine issue: #7494)

lib/hawat/blueprints/auth/test/__init__.py

lib/hawat/blueprints/auth_api/test/__init__.py

lib/hawat/blueprints/auth_env/test/__init__.py

lib/hawat/blueprints/changelogs/test/__init__.py

lib/hawat/blueprints/devtools/test/__init__.py

lib/hawat/blueprints/hosts/__init__.py