Bump com.itextpdf:itextpdf in /document-service

Bumps [com.itextpdf:itextpdf](https://github.com/itext/itextpdf) from 5.5.13.2 to 5.5.13.3.
- [Release notes](https://github.com/itext/itextpdf/releases)
- [Commits](itext/itextpdf@5.5.13.2...5.5.13.3)

---
updated-dependencies:
- dependency-name: com.itextpdf:itextpdf
  dependency-type: direct:production
...

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

Author: dependabot[bot]

document-service/pom.xml

@@ -35,7 +35,7 @@
         <dependency>
             <groupId>com.itextpdf</groupId>
             <artifactId>itextpdf</artifactId>
-            <version>5.5.13.2</version>
+            <version>5.5.13.3</version>
         </dependency>
         <dependency>
             <groupId>jakarta.persistence</groupId>