Bump checksum-maven-plugin from 1.5 to 1.9

Bumps [checksum-maven-plugin](https://github.com/nicoulaj/checksum-maven-plugin) from 1.5 to 1.9.
- [Release notes](https://github.com/nicoulaj/checksum-maven-plugin/releases)
- [Commits](https://github.com/nicoulaj/checksum-maven-plugin/compare/1.5...1.9)

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 293df04..aa673b4 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -160,7 +160,7 @@
             <plugin>
                 <groupId>net.nicoulaj.maven.plugins</groupId>
                 <artifactId>checksum-maven-plugin</artifactId>
-                <version>1.5</version>
+                <version>1.9</version>
                 <executions>
                     <execution>
                         <goals>