Merge branch 'main' into FilterProcessor

example/zipkin/Dockerfile

@@ -1,6 +1,6 @@
 # Copyright The OpenTelemetry Authors
 # SPDX-License-Identifier: Apache-2.0
-FROM golang:1.22-alpine
+FROM golang:1.23-alpine
 COPY . /go/src/github.com/open-telemetry/opentelemetry-go/
 WORKDIR /go/src/github.com/open-telemetry/opentelemetry-go/example/zipkin/
 RUN go install ./main.go