Update version for v2.6.0-rc0 release

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

1 files changed, 1 insertions, 1 deletions

diff --git a/VERSION b/VERSION
index f6bb220455..b042f94eba 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.5.50
+2.5.90