Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: "[BUG]"
+labels: 'Type: Bug'
+assignees: ''
+
+---
+
+Thank you so much for helping improve the quality of Dash!
+
+We do our best to catch bugs during the release process, but we rely on your help to find the ones that slip through.
+
+
+**Describe your context**
+Please provide us your environment so we can easily reproduce the issue.
+
+-  replace the result of `pip list | grep dash` below
+```
+dash                 0.42.0
+dash-core-components 0.47.0
+dash-html-components 0.16.0
+dash-renderer        0.23.0
+dash-table           3.6.0
+```
+-  if frontend related, tell us your Browser, Version and OS
+
+    - OS: [e.g. iOS]
+    - Browser [e.g. chrome, safari]
+    - Version [e.g. 22]
+
+**Describe the bug**
+
+A clear and concise description of what the bug is.
+
+**Expected behavior**
+
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+
+If applicable, add screenshots or screen recording to help explain your problem.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: "[Feature Request]"
+labels: 'Type: Enhancement'
+assignees: ''
+
+---
+
+Thanks so much for your interest in Dash!
+
+Before posting an issue here, please check the Dash [community forum](https://community.plot.ly/c/dash) to see if the topic has already been discussed. The community forum is also great for implementation questions. When in doubt, please feel free to just post the issue here :)
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.