Allow new radios: KA4 (for I9020 and I9020A)

Change-Id: I703a02ba4331098c1b58acb760496310bbfc02db
diff --git a/board-info.txt b/board-info.txt
index c926d36..bdd31c3 100644
--- a/board-info.txt
+++ b/board-info.txt
@@ -1,3 +1,3 @@
 require board=herring
 require version-bootloader=I9020XXJL4
-require version-baseband=I9020XXJL2
+require version-baseband=I9020XXKA4|I9020AUCKA4