Update bouncycastle to latest 1.76 (#744)

Author: mrdziuban

pom.xml

@@ -294,7 +294,7 @@
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcprov-jdk18on</artifactId>
-      <version>1.75</version>
+      <version>1.76</version>
     </dependency>
   </dependencies>
   <reporting>