flounder: require bootloader 3.44.0.0121

Bug: 18411644

Change-Id: Icd0068691c9f7641bccec710ac18fc0cdeb4b49f
diff --git a/board-info.txt b/board-info.txt
index 00bbbd3..2436d81 100644
--- a/board-info.txt
+++ b/board-info.txt
@@ -1,2 +1,2 @@
 board=flounder|flounder_lte
-require version-bootloader=3.44.0.0120
+require version-bootloader=3.44.0.0121