Bump org.codehaus.mojo:exec-maven-plugin from 3.5.1 to 3.6.0 (#1816)

Bumps [org.codehaus.mojo:exec-maven-plugin](https://github.com/mojohaus/exec-maven-plugin) from 3.5.1 to 3.6.0.
- [Release notes](https://github.com/mojohaus/exec-maven-plugin/releases)
- [Commits](mojohaus/exec-maven-plugin@3.5.1...3.6.0)

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

Author: dependabot[bot]

distributions/openhab/pom.xml

@@ -87,7 +87,7 @@
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>exec-maven-plugin</artifactId>
-          <version>3.5.1</version>
+          <version>3.6.0</version>
           <dependencies>
             <dependency>
               <groupId>org.openhab.util</groupId>