HHH-7117 - Fix and test

hibernate-core/src/main/antlr/sql-stmt.g

@@ -123,7 +123,7 @@ options {
 }
 
 STMT_END
-    : ';'
+    : ';' ( '\t' | ' ' | '\r' | '\n' )*
     ;
 
 NOT_STMT_END

hibernate-core/src/test/resources/org/hibernate/test/fileimport/multi-line-statements.sql

@@ -1,3 +1,4 @@
+
 -- Sample file used to test import feature of multiline SQL script (HHH-2403).
 -- Contains various SQL instructions with comments.
 
@@ -27,4 +28,5 @@ INSERT INTO test_data (id, text)
           (
             4 -- another record
           , NULL
-          );
+          );
+