Collect cloud provider info in bug report template

Author: ChunyiLyu

.github/ISSUE_TEMPLATE/bug_report.md

@@ -25,10 +25,11 @@ A clear and concise description of what you expected to happen.
 ## Screenshots
 If applicable, add screenshots to help explain your problem.
 
-## Version information
+## Version and environment information
 - RabbitMQ: [e.g. 3.8.0]
-- RabbitMQ Cluster Operator: [e.g. 0.8.0 or commit if building from source]
-- Kubernetes: [e.g. 1.16.0]
+- RabbitMQ Cluster Operator: [e.g. 1.1.0 or commit if building from source]
+- Kubernetes: [e.g. 1.18.0]
+- Cloud provider or hardware configuration:
 
 ## Additional context
 Add any other context about the problem here.