docs: update feature_request.md to include proper template code

Author: Marshall-Hallenbeck

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,3 +1,11 @@
+---
+name: Feature request
+about: Request a new feature or enhancement
+title: ''
+labels: ''
+assignees: ''
+
+---
 **Please Describe The Problem To Be Solved**
 (Replace This Text: Please present a concise description of the problem to be addressed by this feature request. Please be clear what parts of the problem are considered to be in-scope and out-of-scope.)