Merge pull request grafana/phlare#381 from grafana/09jvilla-patch-2

Update issue templates to add a feature request template

Author: 09jvilla

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,24 @@
+---
+name: Feature request
+about: Suggest an idea for Phlare. If this doesn't look right, choose a different [issue type](https://github.com/grafana/phlare/issues/new/choose). 
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+#### 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.