Bump org.junit:junit-bom from 5.11.4 to 5.12.1

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.11.4 to 5.12.1.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](https://github.com/junit-team/junit5/compare/r5.11.4...r5.12.1)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

gradle/libs.versions.toml

@@ -76,7 +76,7 @@ org-hsqldb = "org.hsqldb:hsqldb:2.7.4"
 org-jetbrains-kotlin-kotlin-bom = { module = "org.jetbrains.kotlin:kotlin-bom", version.ref = "org-jetbrains-kotlin" }
 org-jetbrains-kotlin-kotlin-gradle-plugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:1.9.25"
 org-jetbrains-kotlinx-kotlinx-coroutines-bom = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-bom", version.ref = "org-jetbrains-kotlinx" }
-org-junit-junit-bom = "org.junit:junit-bom:5.11.4"
+org-junit-junit-bom = "org.junit:junit-bom:5.12.1"
 org-mockito-mockito-bom = { module = "org.mockito:mockito-bom", version.ref = "org-mockito" }
 org-opensaml-opensaml-saml-api = { module = "org.opensaml:opensaml-saml-api", version.ref = "org-opensaml" }
 org-opensaml-opensaml-saml-impl = { module = "org.opensaml:opensaml-saml-impl", version.ref = "org-opensaml" }