Bump sisu.version from 0.9.0.M3 to 0.9.0.M4

Bumps `sisu.version` from 0.9.0.M3 to 0.9.0.M4.

Updates `org.eclipse.sisu:org.eclipse.sisu.inject` from 0.9.0.M3 to 0.9.0.M4
- [Release notes](https://github.com/eclipse-sisu/sisu-project/releases)
- [Changelog](https://github.com/eclipse-sisu/sisu-project/blob/main/RELEASE.md)
- [Commits](eclipse-sisu/sisu-project@milestones/0.9.0.M3...milestones/0.9.0.M4)

Updates `org.eclipse.sisu:org.eclipse.sisu.plexus` from 0.9.0.M3 to 0.9.0.M4
- [Release notes](https://github.com/eclipse-sisu/sisu-project/releases)
- [Changelog](https://github.com/eclipse-sisu/sisu-project/blob/main/RELEASE.md)
- [Commits](eclipse-sisu/sisu-project@milestones/0.9.0.M3...milestones/0.9.0.M4)

---
updated-dependencies:
- dependency-name: org.eclipse.sisu:org.eclipse.sisu.inject
  dependency-version: 0.9.0.M4
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.sisu:org.eclipse.sisu.plexus
  dependency-version: 0.9.0.M4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

independent-projects/bootstrap/pom.xml

@@ -43,7 +43,7 @@
         <jboss-logging.version>3.6.1.Final</jboss-logging.version>
         <junit5.version>5.12.2</junit5.version>
         <maven-core.version>3.9.9</maven-core.version><!-- Keep in sync with sisu.version -->
-        <sisu.version>0.9.0.M3</sisu.version><!-- Keep in sync with maven-core.version -->
+        <sisu.version>0.9.0.M4</sisu.version><!-- Keep in sync with maven-core.version -->
         <maven-plugin-annotations.version>3.13.1</maven-plugin-annotations.version>
         <maven-resolver.version>1.9.22</maven-resolver.version>
         <maven-shared-utils.version>3.4.2</maven-shared-utils.version> <!-- Keep in sync with maven-core.version (force this version on maven-invoker) -->