add another template for a new feature

Author: SarahAlidoost

.github/ISSUE_TEMPLATE/new_feature.md

@@ -0,0 +1,14 @@
+---
+name: New feature
+about: Suggest a feature for the tutorial repository
+title: ''
+labels: feature
+assignees: ''
+
+---
+
+**Is your feature related to a problem? Please describe.**
+A clear and concise description of what the problem is.
+
+**Would you be able to help out?**
+Would you have the time and skills to implement the solution yourself?