chore(deps): update dependency ch.qos.logback:logback-classic to v1.2.4 (#5629)
chore(deps): update dependency ch.qos.logback:logback-classic to v1.2.4 (#5629)


GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples