Merge pull request DSpace#10838 from DSpace/dependabot/maven/dspace-7_x/bouncycastle.version-1.81

Author: alanorth

pom.xml

@@ -44,7 +44,7 @@
         <slf4j.version>1.7.36</slf4j.version>
         <tika.version>2.9.4</tika.version>
         <!-- Sync with whatever version Tika uses -->
-        <bouncycastle.version>1.80</bouncycastle.version>
+        <bouncycastle.version>1.81</bouncycastle.version>
 
         <!--=== SERVER WEBAPP DEPENDENCIES ===-->
         <!-- Library for reading JSON documents: https://github.com/json-path/JsonPath (used by Server webapp) -->