Bump jsoup from 1.14.2 to 1.15.3 in /freemarker-generator-tools (#42)

diff --git a/freemarker-generator-tools/pom.xml b/freemarker-generator-tools/pom.xml
index 02ba189..7c39bea 100644
--- a/freemarker-generator-tools/pom.xml
+++ b/freemarker-generator-tools/pom.xml
@@ -121,7 +121,7 @@
         <dependency>
             <groupId>org.jsoup</groupId>
             <artifactId>jsoup</artifactId>
-            <version>1.14.2</version>
+            <version>1.15.3</version>
         </dependency>
         <!-- SnakeYamlTool -->
         <dependency>