Bump build-helper-maven-plugin from 1.9.1 to 3.1.0

Bumps [build-helper-maven-plugin](https://github.com/mojohaus/build-helper-maven-plugin) from 1.9.1 to 3.1.0.
- [Release notes](https://github.com/mojohaus/build-helper-maven-plugin/releases)
- [Commits](mojohaus/build-helper-maven-plugin@build-helper-maven-plugin-1.9.1...build-helper-maven-plugin-3.1.0)

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

components/apimgt/org.wso2.carbon.apimgt.throttling.service/pom.xml

@@ -138,7 +138,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>1.9.1</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>add-source</id>

pom.xml

@@ -1684,7 +1684,7 @@
         <carbon.p2.plugin.version>1.5.3</carbon.p2.plugin.version>
 
         <maven-bundle-plugin.version>3.2.0</maven-bundle-plugin.version>
-        <build-helper-maven-plugin.version>1.9.1</build-helper-maven-plugin.version>
+        <build-helper-maven-plugin.version>3.1.0</build-helper-maven-plugin.version>
         <axis2-java2wsdl-maven-plugin.version>1.6.3</axis2-java2wsdl-maven-plugin.version>
 
         <!-- Axis2 Version -->