Update branches.yaml

Signed-off-by: Barnabas Busa <busa.barnabas@gmail.com>

Author: barnabasbusa

branches.yaml

@@ -64,7 +64,7 @@ lighthouse:
     pawanjay176/lighthouse:
       - frankenstein
       - blocks-then-columns
-    eserilev:
+    eserilev/lighthouse:
       - slot_duration_ms
 
 lodestar: