Bump com.io7m.stmp:string-template-maven-plugin from 1.2.0 to 2.0.0

Bumps [com.io7m.stmp:string-template-maven-plugin](https://github.com/io7m-com/string-template-maven-plugin) from 1.2.0 to 2.0.0.
- [Changelog](https://github.com/io7m-com/string-template-maven-plugin/blob/develop/README-CHANGES.xml)
- [Commits](io7m-com/string-template-maven-plugin@com.io7m.stmp-1.2.0...com.io7m.string-template-maven-plugin-2.0.0)

---
updated-dependencies:
- dependency-name: com.io7m.stmp:string-template-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -216,7 +216,7 @@
         <plugin>
           <groupId>com.io7m.stmp</groupId>
           <artifactId>string-template-maven-plugin</artifactId>
-          <version>1.2.0</version>
+          <version>2.0.0</version>
         </plugin>
 
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