[FLINK-37197][Connectors/MongoDB] Updating development version to 2.1-SNAPSHOT

Author: Jiabao-Sun

docs/data/mongodb.yml

@@ -16,7 +16,7 @@
 # limitations under the License.
 ################################################################################
 
-version: 2.0-SNAPSHOT
+version: 2.1-SNAPSHOT
 variants:
   - maven: flink-connector-mongodb
     sql_url: https://repo.maven.apache.org/maven2/org/apache/flink/flink-sql-connector-mongodb/$full_version/flink-sql-connector-mongodb-$full_version.jar

flink-connector-mongodb-e2e-tests/pom.xml

@@ -24,7 +24,7 @@ under the License.
 	<parent>
 		<artifactId>flink-connector-mongodb-parent</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>2.0-SNAPSHOT</version>
+		<version>2.1-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>flink-connector-mongodb-e2e-tests</artifactId>

flink-connector-mongodb/pom.xml

@@ -24,7 +24,7 @@ under the License.
 	<parent>
 		<artifactId>flink-connector-mongodb-parent</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>2.0-SNAPSHOT</version>
+		<version>2.1-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>flink-connector-mongodb</artifactId>

flink-sql-connector-mongodb/pom.xml

@@ -24,7 +24,7 @@ under the License.
 	<parent>
 		<artifactId>flink-connector-mongodb-parent</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>2.0-SNAPSHOT</version>
+		<version>2.1-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>flink-sql-connector-mongodb</artifactId>

pom.xml

@@ -28,7 +28,7 @@ under the License.
 	</parent>
 
 	<artifactId>flink-connector-mongodb-parent</artifactId>
-	<version>2.0-SNAPSHOT</version>
+	<version>2.1-SNAPSHOT</version>
 
 	<name>Flink : Connectors : MongoDB Parent</name>
 	<packaging>pom</packaging>