JAVA-6390: pom and README changes for libraries-6

libraries-6/README.md

@@ -13,7 +13,6 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
 - [Implementing a FTP-Client in Java](https://www.baeldung.com/java-ftp-client)
 - [Introduction to Functional Java](https://www.baeldung.com/java-functional-library)
 - [A Guide to the Reflections Library](https://www.baeldung.com/reflections-library)
-- [Exactly Once Processing in Kafka with Java](https://www.baeldung.com/kafka-exactly-once)
 - [Introduction to Protonpack](https://www.baeldung.com/java-protonpack)
 - [Java-R Integration](https://www.baeldung.com/java-r-integration)
 - [Using libphonenumber to Validate Phone Numbers](https://www.baeldung.com/java-libphonenumber)

libraries-6/pom.xml

@@ -22,18 +22,6 @@
             <artifactId>protonpack</artifactId>
             <version>${protonpack.version}</version>
         </dependency>
-        <dependency>
-            <groupId>org.apache.kafka</groupId>
-            <artifactId>kafka-streams</artifactId>
-            <version>${kafka.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.kafka</groupId>
-            <artifactId>kafka-clients</artifactId>
-            <version>${kafka.version}</version>
-            <classifier>test</classifier>
-            <scope>test</scope>
-        </dependency>
         <dependency>
             <groupId>io.github.resilience4j</groupId>
             <artifactId>resilience4j-circuitbreaker</artifactId>
@@ -148,7 +136,6 @@
     </build>
 
     <properties>
-        <kafka.version>2.0.0</kafka.version>
         <javapoet.version>1.10.0</javapoet.version>
         <reflections.version>0.9.11</reflections.version>
         <mockftpserver.version>2.7.1</mockftpserver.version>