Maven(deps): Bump org.antlr:antlr-runtime from 3.2 to 3.5.3

Bumps [org.antlr:antlr-runtime](https://github.com/antlr/antlr3) from 3.2 to 3.5.3.
- [Release notes](https://github.com/antlr/antlr3/releases)
- [Commits](https://github.com/antlr/antlr3/commits/3.5.3)

---
updated-dependencies:
- dependency-name: org.antlr:antlr-runtime
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -186,7 +186,7 @@
       <dependency>
         <groupId>org.antlr</groupId>
         <artifactId>antlr-runtime</artifactId>
-        <version>3.2</version>
+        <version>3.5.3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.emf</groupId>