Bump commons-beanutils from 1.6 to 1.9.4 in /core

Bumps commons-beanutils from 1.6 to 1.9.4.

---
updated-dependencies:
- dependency-name: commons-beanutils:commons-beanutils
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/core/pom.xml b/core/pom.xml
index f81a8b1..9b5e422 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -95,7 +95,7 @@
     <dependency>
       <groupId>commons-beanutils</groupId>
       <artifactId>commons-beanutils</artifactId>
-      <version>1.6</version>
+      <version>1.9.4</version>
     </dependency>
     <dependency>
       <groupId>commons-collections</groupId>