Describe the bug
Now，log4j2Metrics is registed when server starting up. But when Log4j2 LoggerContexted is reconfigured because of config being changed, the filter will not work.

Environment

• Micrometer version : 1.9.15 and 1.12.3
• Micrometer registry : prometheus
• OS: ALL
• Java version: jdk 8 and jdk 21

To Reproduce
How to reproduce the bug:
After a spring server starts up, we change some log4j2's config, logging level for example and Log4j2's reconfigure will be triggered. After this, the filter in log4j2Metrics will not work.

Expected behavior
log4j2Metrics always work