Bump credentials from 2.5 to 2.6.1 in /bom-latest

Bumps [credentials](https://github.com/jenkinsci/credentials-plugin) from 2.5 to 2.6.1.
- [Release notes](https://github.com/jenkinsci/credentials-plugin/releases)
- [Changelog](https://github.com/jenkinsci/credentials-plugin/blob/master/CHANGELOG.md)
- [Commits](jenkinsci/credentials-plugin@credentials-2.5...credentials-2.6.1)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:credentials
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

bom-latest/pom.xml

@@ -211,7 +211,7 @@
             <dependency>
                 <groupId>org.jenkins-ci.plugins</groupId>
                 <artifactId>credentials</artifactId>
-                <version>2.5</version>
+                <version>2.6.1</version>
             </dependency>
             <dependency>
                 <groupId>org.jenkins-ci.plugins</groupId>