Bump the bouncycastle group in /prime-router with 3 updates

Bumps the bouncycastle group in /prime-router with 3 updates: [org.bouncycastle:bcprov-jdk15to18](https://github.com/bcgit/bc-java), [org.bouncycastle:bcprov-jdk18on](https://github.com/bcgit/bc-java) and [org.bouncycastle:bcmail-jdk15to18](https://github.com/bcgit/bc-java).


Updates `org.bouncycastle:bcprov-jdk15to18` from 1.78.1 to 1.79
- [Changelog](https://github.com/bcgit/bc-java/blob/main/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

Updates `org.bouncycastle:bcprov-jdk18on` from 1.78.1 to 1.79
- [Changelog](https://github.com/bcgit/bc-java/blob/main/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

Updates `org.bouncycastle:bcmail-jdk15to18` from 1.78.1 to 1.79
- [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-jdk15to18
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: bouncycastle
- dependency-name: org.bouncycastle:bcprov-jdk18on
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: bouncycastle
- dependency-name: org.bouncycastle:bcmail-jdk15to18
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: bouncycastle
...

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

prime-router/build.gradle.kts

@@ -929,9 +929,9 @@ dependencies {
     implementation("org.commonmark:commonmark:0.23.0")
     implementation("com.google.guava:guava:33.3.1-jre")
     implementation("com.helger.as2:as2-lib:5.1.2")
-    implementation("org.bouncycastle:bcprov-jdk15to18:1.78.1")
-    implementation("org.bouncycastle:bcprov-jdk18on:1.78.1")
-    implementation("org.bouncycastle:bcmail-jdk15to18:1.78.1")
+    implementation("org.bouncycastle:bcprov-jdk15to18:1.79")
+    implementation("org.bouncycastle:bcprov-jdk18on:1.79")
+    implementation("org.bouncycastle:bcmail-jdk15to18:1.79")
 
     implementation("commons-net:commons-net:3.11.1")
     implementation("com.cronutils:cron-utils:9.2.1")