Update to BC 1.69

This change also promotes the transitive dependencies (one new one) to
direct dependencies as it is the job of this plugin to provide them and
it removes the warning about bundling transitive dependencies.

pom.xml

@@ -89,7 +89,17 @@
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcpkix-jdk15on</artifactId>
-      <version>1.68</version>
+      <version>1.69</version>
+    </dependency>
+    <dependency>
+      <groupId>org.bouncycastle</groupId>
+      <artifactId>bcprov-jdk15on</artifactId>
+      <version>1.69</version>
+    </dependency>
+    <dependency>
+      <groupId>org.bouncycastle</groupId>
+      <artifactId>bcutil-jdk15on</artifactId>
+      <version>1.69</version>
     </dependency>
     <dependency>
         <groupId>org.assertj</groupId>