owners search has been case insensitive

src/main/resources/db/hsqldb/initDB.sql

@@ -36,7 +36,7 @@ CREATE INDEX types_name ON types (name);
 CREATE TABLE owners (
   id         INTEGER IDENTITY PRIMARY KEY,
   first_name VARCHAR(30),
-  last_name  VARCHAR(30),
+  last_name  VARCHAR_IGNORECASE(30),
   address    VARCHAR(255),
   city       VARCHAR(80),
   telephone  VARCHAR(20)