Bump com.h2database:h2 from 1.4.200 to 2.2.220 in /cat-server

Bumps [com.h2database:h2](https://github.com/h2database/h2database) from 1.4.200 to 2.2.220.
- [Release notes](https://github.com/h2database/h2database/releases)
- [Commits](h2database/h2database@version-1.4.200...version-2.2.220)

---
updated-dependencies:
- dependency-name: com.h2database:h2
  dependency-type: direct:development
...

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

cat-server/pom.xml

@@ -71,7 +71,7 @@
        <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>1.4.200</version>
+            <version>2.2.220</version>
            <scope>test</scope>
        </dependency>
     </dependencies>