Prepare for release v2.2.1 (#134)

Signed-off-by: Ricardo Zanini <zanini@redhat.com>

Signed-off-by: Ricardo Zanini <zanini@redhat.com>

Author: ricardozanini

.github/OWNERS

@@ -1,6 +1,4 @@
 reviewers:
-  - tsurdilo
   - ricardozanini
 approvers:
-  - tsurdilo
   - ricardozanini

README.md

@@ -14,12 +14,12 @@ Current status of features implemented in the SDK is listed in the table below:
 
 ## Status
 
-| Latest Releases | Conformance to spec version |
-| :---: | :---: |
+|                              Latest Releases                               | Conformance to spec version |
+|:--------------------------------------------------------------------------:| :---: |
 | [v1.0.0](https://github.com/serverlessworkflow/sdk-go/releases/tag/v1.0.0) | [v0.5](https://github.com/serverlessworkflow/specification/tree/0.5.x) |
 | [v2.0.1](https://github.com/serverlessworkflow/sdk-go/releases/tag/v2.0.1) | [v0.6](https://github.com/serverlessworkflow/specification/tree/0.6.x) |
 | [v2.1.2](https://github.com/serverlessworkflow/sdk-go/releases/tag/v2.1.2) | [v0.7](https://github.com/serverlessworkflow/specification/tree/0.7.x) |
-| [v2.2.0](https://github.com/serverlessworkflow/sdk-go/releases/tag/v2.2.0) | [v0.8](https://github.com/serverlessworkflow/specification/tree/0.8.x) |
+| [v2.2.1](https://github.com/serverlessworkflow/sdk-go/releases/tag/v2.2.1) | [v0.8](https://github.com/serverlessworkflow/specification/tree/0.8.x) |
 
 ## How to use