style: run prettier on project files (mdn#20522)

Author: nschonni

.github/ISSUE_TEMPLATE/ff-project-issue.md

@@ -2,7 +2,7 @@
 name: Firefox Release Issue
 about: "Use this template to create an issue for a Firefox Release Project"
 labels: ""
-assignees: 
+assignees:
 title: ""
 ---
 
@@ -17,7 +17,6 @@ title: ""
 
 - [ ] Set bugs to `dev-doc-complete`
 - [ ] Add entry to Firefox release notes if feature is enabled in release
-or
 - [ ] Add entry to Firefox experimental features page if feature is not yet enabled in release
 
 ## Features to document

.github/ISSUE_TEMPLATE/new-content-suggestion.md

@@ -7,9 +7,11 @@ title: "Content suggestion: <TITLE OF SUGGESTION>"
 ---
 
 ## What is the new suggestion?
+
 <!-- include a short description of the content work suggestion  -->
 
 ## Why is it important or useful?
+
 <!-- Tell us why the idea is important or useful. Include any information you
 can think of that would be useful, for example: