NIFI-8724 Upgraded Bouncy Castle to 1.69

Signed-off-by: Matthew Burgess <mattyb149@apache.org>

This closes #5177
diff --git a/pom.xml b/pom.xml
index 77b45aa..80b29fb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,7 +92,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <inceptionYear>2014</inceptionYear>
         <okhttp.version>4.9.1</okhttp.version>
-        <org.bouncycastle.version>1.68</org.bouncycastle.version>
+        <org.bouncycastle.version>1.69</org.bouncycastle.version>
         <org.slf4j.version>1.7.30</org.slf4j.version>
         <ranger.version>2.1.0</ranger.version>
         <jetty.version>9.4.42.v20210604</jetty.version>