Bump io.jenkins.tools.bom:bom-2.426.x

Bumps [io.jenkins.tools.bom:bom-2.426.x](https://github.com/jenkinsci/bom) from 2661.vb_b_60650f6d97 to 2675.v1515e14da_7a_6.
- [Release notes](https://github.com/jenkinsci/bom/releases)
- [Commits](https://github.com/jenkinsci/bom/commits)

---
updated-dependencies:
- dependency-name: io.jenkins.tools.bom:bom-2.426.x
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Diff for: pom.xml

@@ -40,7 +40,7 @@
       <dependency>
         <groupId>io.jenkins.tools.bom</groupId>
         <artifactId>bom-2.426.x</artifactId>
-        <version>2661.vb_b_60650f6d97</version>
+        <version>2675.v1515e14da_7a_6</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>