Bump org.apache.maven:maven-model from 3.9.4 to 3.9.9 (#566)

Bumps org.apache.maven:maven-model from 3.9.4 to 3.9.9.

---
updated-dependencies:
- dependency-name: org.apache.maven:maven-model
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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smart-connector-rest-server/pom.xml

@@ -140,7 +140,7 @@
 		<dependency>
 			<groupId>org.apache.maven</groupId>
 			<artifactId>maven-model</artifactId>
-			<version>3.9.4</version>
+			<version>3.9.9</version>
 		</dependency>
 	</dependencies>