Bump commons-fileupload:commons-fileupload from 1.4 to 1.5 in /java (#3127)

Bumps commons-fileupload:commons-fileupload from 1.4 to 1.5.

---
updated-dependencies:
- dependency-name: commons-fileupload:commons-fileupload
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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java/demo/pom.xml

@@ -58,7 +58,7 @@
     <dependency>
       <groupId>commons-fileupload</groupId>
       <artifactId>commons-fileupload</artifactId>
-      <version>1.4</version>
+      <version>1.5</version>
     </dependency>
     <dependency>
       <groupId>commons-lang</groupId>