Bump bouncycastle.version from 1.72 to 1.77

Bumps `bouncycastle.version` from 1.72 to 1.77.

Updates `org.bouncycastle:bcpg-jdk18on` from 1.72 to 1.77
- [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 1.72 to 1.77
- [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:bcpg-jdk18on
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.bouncycastle:bcprov-jdk18on
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -81,7 +81,7 @@
     </distributionManagement>
 
     <properties>
-        <bouncycastle.version>1.72</bouncycastle.version>
+        <bouncycastle.version>1.77</bouncycastle.version>
         <jackson.version>2.16.0</jackson.version>
         <maven.version>3.5.0</maven.version>
         <mockito.version>4.11.0</mockito.version>