version: update to 20190827

This is another update for QEMU 4.2.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
diff --git a/VERSION b/VERSION
index 0d6cbf1..3f31c4a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-20190719
+20190827