manifest: Update hal_silabs

Brings in a fix for a removed Kconfig name

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

west.yml

@@ -223,7 +223,7 @@ manifest:
       groups:
         - hal
     - name: hal_silabs
-      revision: pull/59/head
+      revision: pull/60/head
       path: modules/hal/silabs
       groups:
         - hal