Bump org.fourthline.cling:cling-support from 2.0.1 to 2.1.2

Bumps org.fourthline.cling:cling-support from 2.0.1 to 2.1.2.

---
updated-dependencies:
- dependency-name: org.fourthline.cling:cling-support
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

airsonic-main/pom.xml

@@ -348,7 +348,7 @@
             <artifactId>cling-support</artifactId>
             <!-- Cling removed the org.fourthline.cling.transport.impl.apache package in 2.1, which is needed to make Cling work with Tomcat. -->
             <!-- Don't upgrade this unless you can test UPnP/DLNA support properly! -->
-            <version>2.0.1</version>
+            <version>2.1.2</version>
         </dependency>
 
         <dependency>