[JENKINS-66139] Avoid polluting the log if usage stats cannot be sent (#5621)
* [JENKINS-66139] Avoid polluting the log if usage stats cannot be sent * Update core/src/main/java/hudson/model/UsageStatistics.java Co-authored-by: James Nord <jtnord@users.noreply.github.com> * Update core/src/main/java/hudson/model/UsageStatistics.java Co-authored-by: James Nord <jtnord@users.noreply.github.com> * Update core/src/main/java/hudson/model/UsageStatistics.java Co-authored-by: James Nord <jtnord@users.noreply.github.com>