BAEL-6879 Rename test file

Author: sam-gardner

persistence-modules/core-java-persistence-4/src/test/java/com/baeldung/reusepreparedstatement/ReusePreparedStatementTest.java renamed to persistence-modules/core-java-persistence-4/src/test/java/com/baeldung/reusepreparedstatement/ReusePreparedStatementUnitTest.java

@@ -8,7 +8,7 @@
 
 import com.baeldung.resusepreparedstatement.ReusePreparedStatement;
 
-class ReusePreparedStatementTest {
+class ReusePreparedStatementUnitTest {
 
     @Test
     void whenCallingInefficientPreparedStatementMethod_thenRowsAreCreatedAsExpected() throws SQLException {