Update ENHANCEMENT_REQUEST_TEMPLATE.md

Signed-off-by: Koon Kiat <[email protected]>

.github/ENHANCEMENT_REQUEST_TEMPLATE.md

@@ -7,11 +7,13 @@
 ## Motivation
 <!-- Explain why this enhancement is important. What problem does it solve or what benefit does it provide? -->
 
-## Key Changes
+## Proposed Changes
 <!-- List the specific changes you would like to see. If possible, outline how you envision these changes being implemented. -->
 
 ## Alternatives Considered
 <!-- Have you considered other solutions or alternatives? If so, please describe them. -->
 
 ## Additional Context
 <!-- Add any other context or information that may help in understanding the enhancement request, such as screenshots, links to relevant discussions, or examples. -->
+
+