Added "of" to Question / Help Template (#245)

Co-authored-by: Brad Rogers <[email protected]>

Author: BastianZim

.github/ISSUE_TEMPLATE/question_help.md

@@ -11,7 +11,7 @@ assignees: ''
 Have you checked StackOverflow, previous issues, and Dropbox Developer Forums for help?
 
 **What is your question?**
-A clear and concise description the question.
+A clear and concise description of the question.
 
 **Screenshots**
 If applicable, add screenshots to help explain your question.
@@ -22,4 +22,4 @@ If applicable, add screenshots to help explain your question.
 * What platform are you using? (if applicable)
 
 **Additional context**
-Add any other context about the question here.
+Add any other context about the question here.