Update issue templates

.github/ISSUE_TEMPLATE/enhancement.md

@@ -0,0 +1,17 @@
+---
+name: Enhancement
+about: Describe the enhancement request.
+title: "[ENHANCEMENT]"
+labels: enhancement
+assignees: ''
+
+---
+
+**Describe the enhancement you'd like**
+A clear and concise description of what you want to enhance.
+
+**Describe approaches if you have thought of any**
+A clear and concise description of any approaches solutions you've considered.
+
+**Additional context**
+Add any resources that will be helpful for this issue.