chore: release 0.6.0 (#546)

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

Author: edeandrea

.github/project.yml

@@ -1,4 +1,4 @@
 release:
-  previous-version: 0.5.3
-  current-version: 0.5.4
-  next-version: 0.5.5
+  previous-version: 0.5.4
+  current-version: 0.6.0
+  next-version: 0.6.1