dist: Prep for 5.0.9amzn1 release

Signed-off-by: Brian Barrett <bbarrett@amazon.com>

Author: bwbarrett

VERSION

@@ -41,7 +41,7 @@ flex_min_version=2.5.4
 # requirement is that it must be entirely printable ASCII characters
 # and have no white space.
 
-greek=rc2
+greek=amzn1
 
 # If repo_rev is empty, then the repository version number will be
 # obtained during "make dist" via the "git describe --tags --always"