Bump com.itextpdf:itextpdf from 5.5.10 to 5.5.13.3 in /api

Bumps [com.itextpdf:itextpdf](https://github.com/itext/itextpdf) from 5.5.10 to 5.5.13.3.
- [Release notes](https://github.com/itext/itextpdf/releases)
- [Commits](itext/itextpdf@5.5.10...5.5.13.3)

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

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

api/pom.xml

@@ -78,7 +78,7 @@
 		<dependency>
 			<groupId>com.itextpdf</groupId>
 			<artifactId>itextpdf</artifactId>
-			<version>5.5.10</version>
+			<version>5.5.13.3</version>
 		</dependency>
 
 		<dependency>