fix: kernel/kernel-pdfgenerator-itext/pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-2320389
- https://snyk.io/vuln/SNYK-JAVA-ORGBOUNCYCASTLE-1052448
- https://snyk.io/vuln/SNYK-JAVA-ORGBOUNCYCASTLE-2841508
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-541282
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-541284
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-2391484
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-2391485
- https://snyk.io/vuln/SNYK-JAVA-COMITEXTPDF-2391486

kernel/kernel-pdfgenerator-itext/pom.xml

@@ -16,10 +16,10 @@
 		<kernel.core.version>1.2.1-SNAPSHOT</kernel.core.version>
 		<jacoco.maven.plugin.version>0.8.11</jacoco.maven.plugin.version>
 
-		<itextcore.version>7.1.0</itextcore.version>
+		<itextcore.version>7.2.4</itextcore.version>
 		<itexthtml2pdf.version>2.0.0</itexthtml2pdf.version>
 		<itext.version>5.5.13.3</itext.version>
-		<bouncycastle.version>1.66</bouncycastle.version>
+		<bouncycastle.version>1.69</bouncycastle.version>
 	</properties>
      	<dependencyManagement>
 		<dependencies>
@@ -78,12 +78,12 @@
 		<dependency>
 		    <groupId>com.itextpdf</groupId>
 		    <artifactId>kernel</artifactId>
-		    <version>7.1.0</version>
+		    <version>7.2.4</version>
 		</dependency>
 		<dependency>
 		    <groupId>com.itextpdf</groupId>
 		    <artifactId>io</artifactId>
-		    <version>7.1.0</version>
+		    <version>7.2.2</version>
 		</dependency>
 	</dependencies>
 	<distributionManagement>