Bump org.bouncycastle:bcprov-jdk18on from 1.78.1 to 1.84

Bumps [org.bouncycastle:bcprov-jdk18on](https://github.com/bcgit/bc-java) from 1.78.1 to 1.84.
- [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-version: '1.84'
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pom.xml

@@ -462,7 +462,7 @@ from system library in Java 11+ -->
             <dependency>
                 <groupId>org.bouncycastle</groupId>
                 <artifactId>bcprov-jdk18on</artifactId>
-                <version>1.78.1</version>
+                <version>1.84</version>
             </dependency>
             <dependency>
                 <groupId>org.camunda.bpm.model</groupId>