Release updates for Cloudfoundry Repo (#14660)

Co-authored-by: otelbot <[email protected]>

Author: otelbot[bot]

index.yml

@@ -96,3 +96,4 @@
 2.18.0: https://repo1.maven.org/maven2/io/opentelemetry/javaagent/opentelemetry-javaagent/2.18.0/opentelemetry-javaagent-2.18.0.jar
 2.18.1: https://repo1.maven.org/maven2/io/opentelemetry/javaagent/opentelemetry-javaagent/2.18.1/opentelemetry-javaagent-2.18.1.jar
 2.19.0: https://repo1.maven.org/maven2/io/opentelemetry/javaagent/opentelemetry-javaagent/2.19.0/opentelemetry-javaagent-2.19.0.jar
+2.20.0: https://repo1.maven.org/maven2/io/opentelemetry/javaagent/opentelemetry-javaagent/2.20.0/opentelemetry-javaagent-2.20.0.jar