Bump h2 from 2.0.206 to 2.2.220

Bumps [h2](https://github.com/h2database/h2database) from 2.0.206 to 2.2.220.
- [Release notes](https://github.com/h2database/h2database/releases)
- [Commits](h2database/h2database@version-2.0.206...version-2.2.220)

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

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

pom.xml

@@ -146,7 +146,7 @@ It contains:\n\
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>2.0.206</version>
+            <version>2.2.220</version>
         </dependency>
 
         <!-- Used for JUnit tests - Not included in the war -->