Update core-kotlin-modules/core-kotlin-concurrency-3/pom.xml

Co-authored-by: Liam Williams <[email protected]>

Author: hangga

core-kotlin-modules/core-kotlin-concurrency-3/pom.xml

@@ -44,11 +44,4 @@
 
 
     </dependencies>
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
 </project>