Merge pull request #1936 from rabbitmq/dependabot/maven/v5.x/org.bouncycastle-bcpkix-jdk18on-1.84

Bump org.bouncycastle:bcpkix-jdk18on from 1.83 to 1.84

Author: michaelklishin

pom.xml

@@ -68,7 +68,7 @@
     <micrometer-tracing-test.version>1.6.5</micrometer-tracing-test.version>
     <micrometer-docs-generator.version>1.0.4</micrometer-docs-generator.version>
     <jetty.version>9.4.58.v20250814</jetty.version>
-    <bouncycastle.version>1.83</bouncycastle.version>
+    <bouncycastle.version>1.84</bouncycastle.version>
     <netcrusher.version>0.10</netcrusher.version>
     <gson.version>2.13.2</gson.version>