chore: Add issue and feature request GitHub templates (aws#1910)

Author: mgrandis

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,39 @@
+---
+name: Bug report
+about: Create an issue to report a bug for the SAM Translator
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!-- Make sure we don't have an existing Issue that reports the bug you are seeing (both open and closed). 
+If you do find an existing Issue, re-open or add a comment to that Issue instead of creating a new one. -->
+
+### Description:
+<!-- Briefly describe the bug you are facing.-->
+
+
+
+### Steps to reproduce:
+<!-- Provide detailed steps to replicate the bug, including steps from third party tools (CDK, etc.) -->
+
+
+
+### Observed result:
+<!-- Please provide command output with `--debug` flag set.-->
+
+
+
+### Expected result:
+<!-- Describe what you expected.-->
+
+
+
+### Additional environment details (Ex: Windows, Mac, Amazon Linux etc)
+
+1. OS:
+2. If using SAM CLI, `sam --version`:
+3. AWS region:
+
+`Add --debug flag to any SAM CLI commands you are running`

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,25 @@
+---
+name: Feature request
+about: Suggest an idea/feature/enhancement for the SAM Translator
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!-- Make sure we don't have an existing Issue for that feature request (open or closed). -->
+
+### Describe your idea/feature/enhancement
+
+Provide a clear description.
+
+Ex: I wish the SAM Translator would [...]
+
+### Proposal
+
+Add details on how to add this to the product.
+
+Things to consider:
+[ ] The [SAM documentation](https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/sam-specification.html) will need to be updated
+
+### Additional Details