Update version for v2.2.0-rc1 releasev2.2.0-rc1

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/VERSION b/VERSION
index a323c9e1bd..40e6c8e220 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.90
+2.1.91