Bump org.bouncycastle:bcpkix-jdk18on from 1.77 to 1.78

Bumps [org.bouncycastle:bcpkix-jdk18on](https://github.com/bcgit/bc-java) from 1.77 to 1.78.
- [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:bcpkix-jdk18on
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -68,7 +68,7 @@
     <micrometer-tracing-test.version>1.2.4</micrometer-tracing-test.version>
     <micrometer-docs-generator.version>1.0.2</micrometer-docs-generator.version>
     <jetty.version>9.4.54.v20240208</jetty.version>
-    <bouncycastle.version>1.77</bouncycastle.version>
+    <bouncycastle.version>1.78</bouncycastle.version>
     <netcrusher.version>0.10</netcrusher.version>
     <gson.version>2.10.1</gson.version>