Bump org.bouncycastle:bcprov-jdk18on from 1.78 to 1.78.1

Bumps [org.bouncycastle:bcprov-jdk18on](https://github.com/bcgit/bc-java) from 1.78 to 1.78.1.
- [Changelog](https://github.com/bcgit/bc-java/blob/main/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

---
updated-dependencies:
- dependency-name: org.bouncycastle:bcprov-jdk18on
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ awaitility = "4.2.1"
 bcel = "6.8.2"
 bnd = "7.0.0"
 bouncycastle-jdk15on = "1.70"
-bouncycastle-jdk18on = "1.78"
+bouncycastle-jdk18on = "1.78.1"
 cache2k = "2.6.1.Final"
 caffeine = "3.1.8"
 checker-framework = "3.42.0"