Bump ADOT Java version to 2.20.0 and OTel deps to 2.20.1#1246

lukeina2z merged 2 commits intoaws-observability:mainaws-observability/aws-otel-java-instrumentation:mainfrom

lukeina2z:pr-2.20.1-foolukeina2z/aws-otel-java-instrumentation:pr-2.20.1-fooCopy head branch name to clipboard