Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help to improve this module
+title: "[BUG]"
+labels: bug
+assignees: grem11n
+
+---
+
+**Disclaimer**
+Please, check the [`examples`](https://github.com/grem11n/terraform-aws-vpc-peering/tree/master/examples) directory in this repository. It contains code samples for some common use cases of this module. Also, CI uses this code to run automated tests. It may be that your use case is already present there.
+
+Please, check the [**Important Notice**](https://github.com/grem11n/terraform-aws-vpc-peering#important-notice) section of README. It contains the description of known issues and workarounds as well as the compatibility matrix between Terraform versions and the versions of this module.
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**Terraform version**: What Terraform version do you use?
+
+**Module version**: What module version do you use?
+
+**Error message**:
+Please, provide an output of the error message you get.
+
+**Terraform code that produces the error**:
+Please, put your Terraform code here. If you don't want to disclose your code, please, describe your use case thoroughly.
+
+**Additional context**
+Add any other context about the problem here.