Bump rho-mu from 1.2.0 to 2.3.0

Bumps [rho-mu](https://github.com/cicirello/rho-mu) from 1.2.0 to 2.3.0.
- [Release notes](https://github.com/cicirello/rho-mu/releases)
- [Changelog](https://github.com/cicirello/rho-mu/blob/main/CHANGELOG.md)
- [Commits](cicirello/rho-mu@v1.2.0...v2.3.0)

---
updated-dependencies:
- dependency-name: org.cicirello:rho-mu
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pom.xml

@@ -173,7 +173,7 @@
 		<dependency>
 			<groupId>org.cicirello</groupId>
 			<artifactId>rho-mu</artifactId>
-			<version>1.2.0</version>
+			<version>2.3.0</version>
 		</dependency>
 		<dependency>
 			<groupId>org.cicirello</groupId>