release 0.5.1 (#418)

Signed-off-by: Eric Deandrea <eric.deandrea@ibm.com>

Author: edeandrea

.github/project.yml

@@ -1,4 +1,4 @@
 release:
   previous-version: 0.4.7
-  current-version: 0.5.0
-  next-version: 0.5.1
+  current-version: 0.5.1
+  next-version: 0.5.2