[FLINK-30400][build] Stop bundling flink-connector-base. This closes #50

* [FLINK-30400][build] Stop bundling flink-connector-base

---------

Co-authored-by: Martijn Visser <[email protected]>

Author: ruanhang1993

flink-connector-kafka-e2e-tests/flink-end-to-end-tests-common-kafka/pom.xml

@@ -67,6 +67,12 @@ under the License.
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-base</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
         <dependency>
             <groupId>org.apache.kafka</groupId>

flink-connector-kafka/pom.xml

@@ -51,6 +51,7 @@ under the License.
             <groupId>org.apache.flink</groupId>
             <artifactId>flink-connector-base</artifactId>
             <version>${flink.version}</version>
+            <scope>provided</scope>
         </dependency>
 
         <!-- Table ecosystem -->

flink-sql-connector-kafka/pom.xml

@@ -67,7 +67,6 @@ under the License.
                         <configuration>
                             <artifactSet>
                                 <includes>
-                                    <include>org.apache.flink:flink-connector-base</include>
                                     <include>org.apache.flink:flink-connector-kafka</include>
                                     <include>org.apache.kafka:*</include>
                                 </includes>