Bump bom-2.346.x from 1607.va_c1576527071 to 1643.v1cffef51df73

Bumps [bom-2.346.x](https://github.com/jenkinsci/bom) from 1607.va_c1576527071 to 1643.v1cffef51df73.
- [Release notes](https://github.com/jenkinsci/bom/releases)
- [Commits](https://github.com/jenkinsci/bom/commits)

---
updated-dependencies:
- dependency-name: io.jenkins.tools.bom:bom-2.346.x
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -324,7 +324,7 @@
         <!-- Pick up common dependencies for the selected LTS line: https://github.com/jenkinsci/bom#usage -->
         <groupId>io.jenkins.tools.bom</groupId>
         <artifactId>bom-2.346.x</artifactId>
-        <version>1607.va_c1576527071</version>
+        <version>1643.v1cffef51df73</version>
         <scope>import</scope>
         <type>pom</type>
       </dependency>