Bump commons-net from 3.6 to 3.9.0 in /wagon-providers/wagon-ftp

Bumps commons-net from 3.6 to 3.9.0.

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

Signed-off-by: dependabot[bot] <[email protected]>

wagon-providers/wagon-ftp/pom.xml

@@ -35,7 +35,7 @@ under the License.
     <dependency>
       <groupId>commons-net</groupId>
       <artifactId>commons-net</artifactId>
-      <version>3.6</version>
+      <version>3.9.0</version>
     </dependency>
 
     <dependency>