⬆️ Bump antlr4.version from 4.7.2 to 4.8-1

Bumps `antlr4.version` from 4.7.2 to 4.8-1.

Updates `antlr4-runtime` from 4.7.2 to 4.8-1
- [Release notes](https://github.com/antlr/antlr4/releases)
- [Changelog](https://github.com/antlr/antlr4/blob/master/CHANGES.txt)
- [Commits](https://github.com/antlr/antlr4/commits)

Updates `antlr4-maven-plugin` from 4.7.2 to 4.8-1
- [Release notes](https://github.com/antlr/antlr4/releases)
- [Changelog](https://github.com/antlr/antlr4/blob/master/CHANGES.txt)
- [Commits](https://github.com/antlr/antlr4/commits)

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

pom.xml

@@ -40,7 +40,7 @@
 	</ciManagement>
 
 	<properties>
-		<antlr4.version>4.7.2</antlr4.version>
+		<antlr4.version>4.8-1</antlr4.version>
 		<java.version>11</java.version>
 		<jersey.version>2.27</jersey.version>
 		<junit-jupiter.version>5.5.2</junit-jupiter.version>