Bump antlr4-runtime from 4.9.3 to 4.12.0

Bumps [antlr4-runtime](https://github.com/antlr/antlr4) from 4.9.3 to 4.12.0.
- [Release notes](https://github.com/antlr/antlr4/releases)
- [Changelog](https://github.com/antlr/antlr4/blob/master/CHANGES.txt)
- [Commits](antlr/antlr4@4.9.3...4.12.0)

---
updated-dependencies:
- dependency-name: org.antlr:antlr4-runtime
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

parsers/pom.xml

@@ -49,7 +49,7 @@
         <dependency>
             <groupId>org.antlr</groupId>
             <artifactId>antlr4-runtime</artifactId>
-            <version>4.9.3</version>
+            <version>4.12.0</version>
         </dependency>
         <dependency>
             <groupId>org.antlr</groupId>