Bump bouncycastle.version from 1.65 to 1.66

Bumps `bouncycastle.version` from 1.65 to 1.66.

Updates `bcprov-ext-jdk15on` from 1.65 to 1.66
- [Release notes](https://github.com/bcgit/bc-java/releases)
- [Changelog](https://github.com/bcgit/bc-java/blob/master/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

Updates `bcpkix-jdk15on` from 1.65 to 1.66
- [Release notes](https://github.com/bcgit/bc-java/releases)
- [Changelog](https://github.com/bcgit/bc-java/blob/master/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

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

Author: dependabot[bot]

pom.xml

@@ -41,7 +41,7 @@
     <protobuf.version>3.12.2</protobuf.version>
     <junit.version>4.12</junit.version>
     <bucket4j.version>4.10.0</bucket4j.version>
-    <bouncycastle.version>1.65</bouncycastle.version>
+    <bouncycastle.version>1.66</bouncycastle.version>
     <apache.commons.lang3.version>3.10</apache.commons.lang3.version>
     <apache.commons.collections4.version>4.4</apache.commons.collections4.version>
     <apache.commons.compress>1.20</apache.commons.compress>