BP-782, fix not closed prepared statement
diff --git a/oKBereitschaftsplanungBackend/src/main/java/org/eclipse/openk/sp/db/config/DbInitializer.java b/oKBereitschaftsplanungBackend/src/main/java/org/eclipse/openk/sp/db/config/DbInitializer.java
index 3a23b17..470df0a 100644
--- a/oKBereitschaftsplanungBackend/src/main/java/org/eclipse/openk/sp/db/config/DbInitializer.java
+++ b/oKBereitschaftsplanungBackend/src/main/java/org/eclipse/openk/sp/db/config/DbInitializer.java
@@ -106,6 +106,7 @@
 					stmt = conn.prepareStatement(this.cutAndTrimSQL(sqlLine));
 					stmt.execute();
 					conn.commit();
+					stmt.close();
 				}
 
 				// close and reopen connection after 50 records to avoid that all cursors are in