release: Zephyr 1.14.0

Bump version to 1.14.0 final.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
diff --git a/VERSION b/VERSION
index f64e912..d5bcbea 100644
--- a/VERSION
+++ b/VERSION
@@ -2,4 +2,4 @@
 VERSION_MINOR = 14
 PATCHLEVEL = 0
 VERSION_TWEAK = 0
-EXTRAVERSION = rc3
+EXTRAVERSION =