Removed the following two database constraints which the stager database-schema

creation script was trying to be create on the non-existant table named Tape:

    UN_Tape_VIDSideTpMode
    NN_Tape_lastVdqmPingTime

castor/db/oracleCommon.schema.sql

@@ -466,9 +466,6 @@ CREATE INDEX I_QueryParameter_Query ON QueryParameter (query);
 /* Constraint on FileClass name */
 ALTER TABLE FileClass ADD CONSTRAINT UN_FileClass_Name UNIQUE (name);
 
-/* Add unique constraint on tapes */
-ALTER TABLE Tape ADD CONSTRAINT UN_Tape_VIDSideTpMode UNIQUE (VID, side, tpMode);
-
 /* Add unique constraint on svcClass name */
 ALTER TABLE SvcClass ADD CONSTRAINT UN_SvcClass_Name UNIQUE (name);
 
@@ -514,8 +511,6 @@ ALTER TABLE CastorFile ADD CONSTRAINT UN_CastorFile_LKFileName UNIQUE (LastKnown
 
 ALTER TABLE CastorFile MODIFY (LastKnownFileName CONSTRAINT NN_CastorFile_LKFileName NOT NULL);
 
-ALTER TABLE Tape MODIFY(lastVdqmPingTime CONSTRAINT NN_Tape_lastVdqmPingTime NOT NULL);
-
 /* DiskPool2SvcClass constraints */
 ALTER TABLE DiskPool2SvcClass ADD CONSTRAINT PK_DiskPool2SvcClass_PC
   PRIMARY KEY (parent, child);