[Hotfix] Fix spark example (#6486)

* [Hotfix] Fix spark example

* fix codestyle

Author: hailin0

Diff for: seatunnel-examples/seatunnel-spark-connector-v2-example/pom.xml

@@ -80,6 +80,17 @@
             <artifactId>spark-core_${scala.binary.version}</artifactId>
             <version>${spark.2.4.0.version}</version>
             <scope>${spark.scope}</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.thoughtworks.paranamer</groupId>
+                    <artifactId>paranamer</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>com.thoughtworks.paranamer</groupId>
+            <artifactId>paranamer</artifactId>
+            <version>2.8</version>
         </dependency>
 
         <dependency>