chore: format .github markdown files with Prettier (#400)

.github/ISSUE_TEMPLATE/✨-feature-request.md

@@ -3,8 +3,7 @@ name: "✨ Feature Request"
 about: Suggest an idea for improving AstroPaper
 title: "[Feature Request]: "
 labels: enhancement
-assignees: ''
-
+assignees: ""
 ---
 
 **Is your feature request related to a problem? Please describe.**

.github/ISSUE_TEMPLATE/🐞-bug-report.md

@@ -3,8 +3,7 @@ name: "\U0001F41E Bug report"
 about: Report a bug or unexpected behavior in AstroPaper
 title: "[BUG]: "
 labels: bug
-assignees: ''
-
+assignees: ""
 ---
 
 **Describe the bug**
@@ -12,6 +11,7 @@ A clear and concise description of what the bug is.
 
 **To Reproduce**
 Steps to reproduce the behavior:
+
 1. Go to '...'
 2. Click on '....'
 3. Scroll down to '....'

.github/ISSUE_TEMPLATE/📝-documentation-improvement.md

@@ -3,8 +3,7 @@ name: "\U0001F4DD Documentation Improvement"
 about: Propose updates or improvements to the documentation/blog posts
 title: "[Docs]: "
 labels: documentation
-assignees: ''
-
+assignees: ""
 ---
 
 **Describe the Issue**