Bump org.spdx:spdx-maven-plugin from 1.0.2 to 1.0.3

Bumps [org.spdx:spdx-maven-plugin](https://github.com/spdx/spdx-maven-plugin) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/spdx/spdx-maven-plugin/releases)
- [Commits](spdx/spdx-maven-plugin@v1.0.2...v1.0.3)

---
updated-dependencies:
- dependency-name: org.spdx:spdx-maven-plugin
  dependency-version: 1.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -237,7 +237,7 @@
       <plugin>
         <groupId>org.spdx</groupId>
         <artifactId>spdx-maven-plugin</artifactId>
-        <version>1.0.2</version>
+        <version>1.0.3</version>
         <executions>
           <execution>
             <id>build-spdx</id>