remove unnecessary $

Author: ianhi

{{cookiecutter.github_project_name}}/.github/ISSUE_TEMPLATE/feature_request.md

@@ -5,7 +5,7 @@ labels: enhancement
 ---
 
 <!--
-Welcome! Thanks for thinking of a way to improve ${{ cookiecutter.python_package_name  }}. If this solves a problem for you, then it probably solves that problem for lots of people! So the whole community will benefit from this request.
+Welcome! Thanks for thinking of a way to improve {{ cookiecutter.python_package_name  }}. If this solves a problem for you, then it probably solves that problem for lots of people! So the whole community will benefit from this request.
 
 
 Before creating a new feature request please search the issues for relevant feature requests.