Bump commons-fileupload from 1.3.3 to 1.4

Bumps commons-fileupload from 1.3.3 to 1.4.

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

airsonic-main/pom.xml

@@ -167,7 +167,7 @@
         <dependency>
             <groupId>commons-fileupload</groupId>
             <artifactId>commons-fileupload</artifactId>
-            <version>1.3.3</version>
+            <version>1.4</version>
         </dependency>
 
         <dependency>