Bump org.bouncycastle:bcpkix-jdk18on from 1.77 to 1.78.1

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

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

build.gradle

@@ -146,7 +146,7 @@ dependencies {
     }
 
     implementation 'org.bouncycastle:bcprov-jdk18on:1.77'
-    implementation 'org.bouncycastle:bcpkix-jdk18on:1.77'
+    implementation 'org.bouncycastle:bcpkix-jdk18on:1.78.1'
     implementation 'org.springframework.boot:spring-boot-starter-actuator:3.2.4'
     implementation 'io.micrometer:micrometer-core:1.12.4'
     implementation group: 'com.google.zxing', name: 'core', version: '3.5.3'