hikey32: Set bootloader version demand to 0.7

Change-Id: I120ce8d70034f7e7f28627c92da9deae497f3ca8
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/hikey32/board-info.txt b/hikey32/board-info.txt
index dd0c2eb..a167e4d 100644
--- a/hikey32/board-info.txt
+++ b/hikey32/board-info.txt
@@ -1,2 +1,2 @@
 require board=hikey
-require version-bootloader=0.6
+require version-bootloader=0.7