Bump io.wcm.maven.global-build-tools-mixin from 1 to 2

Bumps [io.wcm.maven.global-build-tools-mixin](https://github.com/wcm-io/wcm-io-tooling) from 1 to 2.
- [Release notes](https://github.com/wcm-io/wcm-io-tooling/releases)
- [Commits](https://github.com/wcm-io/wcm-io-tooling/commits)

---
updated-dependencies:
- dependency-name: io.wcm.maven:io.wcm.maven.global-build-tools-mixin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

parent_toplevel/pom.xml

@@ -178,7 +178,7 @@
       <extension>
         <groupId>io.wcm.maven</groupId>
         <artifactId>io.wcm.maven.global-build-tools-mixin</artifactId>
-        <version>1</version>
+        <version>2</version>
       </extension>
 
     </extensions>