Update goreleaser config to include version

GoReleaser 2.8.2 gave 'error only version: 2 configuration files are supported, yours is version: 0, please update your configuration' unless the version was explicitly specified in the YAML file. (#213)

Author: maximmasiutin

.goreleaser.yml

@@ -1,5 +1,6 @@
 # Visit https://goreleaser.com for documentation on how to customize this
 # behavior.
+version: 2
 before:
   hooks:
     # this is just an example and not a requirement for provider building/publishing