Bump org.jenkins-ci.plugins:build-monitor-plugin in /bom-weekly (#3964)

Bumps [org.jenkins-ci.plugins:build-monitor-plugin](https://github.com/jenkinsci/build-monitor-plugin) from 1.14-943.vf82794123d4e to 1.14-947.vfec2cf655fe2.
- [Release notes](https://github.com/jenkinsci/build-monitor-plugin/releases)
- [Changelog](https://github.com/jenkinsci/build-monitor-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jenkinsci/build-monitor-plugin/commits)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:build-monitor-plugin
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

bom-weekly/pom.xml

@@ -599,7 +599,7 @@
       <dependency>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>build-monitor-plugin</artifactId>
-        <version>1.14-943.vf82794123d4e</version>
+        <version>1.14-947.vfec2cf655fe2</version>
       </dependency>
       <dependency>
         <groupId>org.jenkins-ci.plugins</groupId>