tuna: require bootloader PRIMEMD04

Bug: 8489455
Change-Id: I022fd4b5ce81d562e62b93c8d335e489c513b078
diff --git a/board-info.txt b/board-info.txt
index 9d45087..ba72124 100644
--- a/board-info.txt
+++ b/board-info.txt
@@ -1,3 +1,3 @@
 require board=tuna
-require version-bootloader=PRIMELC03
+require version-bootloader=PRIMEMD04