Update readme for java sdk release (#469)

Signed-off-by: Tihomir Surdilovic <[email protected]>

Author: tsurdilo

README.md

@@ -55,7 +55,7 @@ Check out our project DevStats [here](https://serverlessworkflow.devstats.cncf.i
 | **Additional Components** | |
 | [Synapse](https://github.com/serverlessworkflow/synapse) | [0.1.0-alpha1](https://github.com/serverlessworkflow/synapse/releases) |  | [main](https://github.com/serverlessworkflow/synapse) |
 | [GO SDK](https://github.com/serverlessworkflow/sdk-go) | [v2.0.0](https://github.com/serverlessworkflow/sdk-go/releases) | [1.0.x](https://github.com/serverlessworkflow/sdk-go/tree/1.0.x) | [main](https://github.com/serverlessworkflow/sdk-go) |
-| [Java SDK](https://github.com/serverlessworkflow/sdk-java) | [2.0.0.Final](https://github.com/serverlessworkflow/sdk-java/releases) | [2.0.x](https://github.com/serverlessworkflow/sdk-java/tree/1.0.x) | [main](https://github.com/serverlessworkflow/sdk-java) |
+| [Java SDK](https://github.com/serverlessworkflow/sdk-java) | [3.0.0.Final](https://github.com/serverlessworkflow/sdk-java/releases) | [3.0.x](https://github.com/serverlessworkflow/sdk-java/tree/3.0.x) | [main](https://github.com/serverlessworkflow/sdk-java) |
 | [.NET SDK](https://github.com/serverlessworkflow/sdk-net) | [v0.7.4.4](https://github.com/serverlessworkflow/sdk-net/releases) |  | [main](https://github.com/serverlessworkflow/sdk-net) |
 | [TypeScript SDK](https://github.com/serverlessworkflow/sdk-typescript) | [v1.0.0](https://github.com/serverlessworkflow/sdk-typescript/releases) | [1.0.x](https://github.com/serverlessworkflow/sdk-typescript/tree/1.0.x) | [main](https://github.com/serverlessworkflow/sdk-typescript) |
 | [VSCode Extension](https://github.com/serverlessworkflow/vscode-extension) | [1.6.0](https://marketplace.visualstudio.com/items?itemName=serverlessworkflow.serverless-workflow-vscode-extension) | | [main](https://github.com/serverlessworkflow/vscode-extension) |