Merge pull request #41 from kcl-lang/bump-protoc-v4

chore: bump protoc buffer version to v4

Author: Peefy

java/pom.xml

@@ -35,7 +35,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.21.1</version>
+            <version>3.25.3</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>