Bump vaadin.version from 23.1.4 to 23.1.6

Bumps `vaadin.version` from 23.1.4 to 23.1.6.

Updates `vaadin-bom` from 23.1.4 to 23.1.6

Updates `vaadin-maven-plugin` from 23.1.4 to 23.1.6

---
updated-dependencies:
- dependency-name: com.vaadin:vaadin-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: com.vaadin:vaadin-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

vaadin-addon-template-demo/pom.xml

@@ -34,7 +34,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
 		<!-- Dependency-Versions -->
-		<vaadin.version>23.1.4</vaadin.version>
+		<vaadin.version>23.1.6</vaadin.version>
 	</properties>
 
 

vaadin-addon-template/pom.xml

@@ -53,7 +53,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
 		<!-- Dependency-Versions -->
-		<vaadin.version>23.1.4</vaadin.version>
+		<vaadin.version>23.1.6</vaadin.version>
 	</properties>
 
 	<dependencyManagement>