build(deps): bump net.md-5:specialsource-maven-plugin (#554)

Bumps [net.md-5:specialsource-maven-plugin](https://github.com/agaricusb/SpecialSourceMP) from 2.0.2 to 2.0.3.
- [Commits](agaricusb/SpecialSourceMP@specialsource-maven-plugin-2.0.2...specialsource-maven-plugin-2.0.3)

---
updated-dependencies:
- dependency-name: net.md-5:specialsource-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

modules/v1_21_R1/pom.xml

@@ -37,7 +37,7 @@
       <plugin>
         <groupId>net.md-5</groupId>
         <artifactId>specialsource-maven-plugin</artifactId>
-        <version>2.0.2</version>
+        <version>2.0.3</version>
         <executions>
           <execution>
             <phase>package</phase>