chore(deps): bump org.jenkins-ci.plugins:prometheus in /bom-weekly (#4499)

Bumps [org.jenkins-ci.plugins:prometheus](https://github.com/jenkinsci/prometheus-plugin) from 811.v1823c780b_e8e to 819.v50953a_c560dd.
- [Release notes](https://github.com/jenkinsci/prometheus-plugin/releases)
- [Commits](https://github.com/jenkinsci/prometheus-plugin/commits)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:prometheus
  dependency-type: direct:production
...

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

Author: dependabot[bot]

bom-weekly/pom.xml

@@ -1364,7 +1364,7 @@
       <dependency>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>prometheus</artifactId>
-        <version>811.v1823c780b_e8e</version>
+        <version>819.v50953a_c560dd</version>
       </dependency>
       <dependency>
         <groupId>org.jenkins-ci.plugins</groupId>