Update docs/pos/how-to/troubleshoot/technical-faqs.md

Co-authored-by: Dra Murphy <149679879+kmurphypolygon@users.noreply.github.com>

Author: hsutaiyu

docs/pos/how-to/troubleshoot/technical-faqs.md

@@ -12,7 +12,7 @@ keep updating this list regularly for more convenience.
 
 **For Linux packages**
 
-#### A. Where to find heimdall genesis file
+#### A. Where to find Heimdall genesis file
 
   ```bash
   $CONFIGPATH/heimdall/config/genesis.json