chore(deps): update ubuntu:24.04 docker digest to 6015f66

Author: renovate[bot]

.devcontainer/Dockerfile.conan

@@ -1,6 +1,6 @@
 # Copyright The OpenTelemetry Authors
 # SPDX-License-Identifier: Apache-2.0
-FROM ubuntu:24.04@sha256:1e622c5f073b4f6bfad6632f2616c7f59ef256e96fe78bf6a595d1dc4376ac02
+FROM ubuntu:24.04@sha256:6015f66923d7afbc53558d7ccffd325d43b4e249f41a6e93eef074c9505d2233
 
 RUN apt update && apt install -y \
 	build-essential \