Bump h2 from 1.4.192 to 2.2.220 in /gateway-ha

Bumps [h2](https://github.com/h2database/h2database) from 1.4.192 to 2.2.220.
- [Release notes](https://github.com/h2database/h2database/releases)
- [Commits](h2database/h2database@version-1.4.192...version-2.2.220)

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

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

gateway-ha/pom.xml

@@ -142,7 +142,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>1.4.192</version>
+            <version>2.2.220</version>
         </dependency>
         <dependency>
             <groupId>com.squareup.okhttp3</groupId>