refactoring and fixing issue on property name

dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/community/Constraint.java

@@ -41,7 +41,6 @@ public class Constraint implements Serializable {
 		this.value = value;
 	}
 
-
 	@JsonIgnore
 	public void setSelection(VerbResolver resolver)
 		throws InvocationTargetException, NoSuchMethodException, InstantiationException,
@@ -53,5 +52,4 @@ public class Constraint implements Serializable {
 		return selection.apply(metadata);
 	}
 
-
 }

dhp-workflows/dhp-enrichment/src/main/resources/eu/dnetlib/dhp/bulktag/oozie_app/workflow.xml

@@ -111,7 +111,7 @@
                 --num-executors=${sparkExecutorNumber}
                 --executor-memory=${sparkExecutorMemory}
                 --executor-cores=${sparkExecutorCores}
-                --conf spark.executor.memoryOverhead=${memeoryOverhead}
+                --conf spark.executor.memoryOverhead=${memoryOverhead}
                 --conf spark.sql.shuffle.partitions=${partitions}
                 --driver-memory=${sparkDriverMemory}
                 --conf spark.extraListeners=${spark2ExtraListeners}

dhp-workflows/dhp-enrichment/src/test/java/eu/dnetlib/dhp/api/QueryCommunityAPITest.java

@@ -1,7 +1,6 @@
 
 package eu.dnetlib.dhp.api;
 
-
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;