Update README.md: We now use otel sdk 1.43.0 (#985)

README.md

@@ -5,7 +5,7 @@
 [![Jenkins Plugin](https://img.shields.io/jenkins/plugin/v/opentelemetry.svg)](https://plugins.jenkins.io/opentelemetry)
 [![GitHub release](https://img.shields.io/github/release/jenkinsci/opentelemetry-plugin.svg?label=changelog)](https://github.com/jenkinsci/opentelemetry-plugin/releases/latest)
 [![Jenkins Plugin Installs](https://img.shields.io/jenkins/plugin/i/opentelemetry.svg?color=blue)](https://plugins.jenkins.io/opentelemetry)
-[![Otel SDK](https://img.shields.io/badge/otel--sdk-1.40.0-blue?style=flat&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-java/releases/tag/v1.40.0)
+[![Otel SDK](https://img.shields.io/badge/otel--sdk-1.43.0-blue?style=flat&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-java/releases/tag/v1.43.0)
 
 ## Introduction