Fix mapping for Firebird in NH-401

Author: hazzik

src/NHibernate.Test/NHSpecificTest/NH401/Mappings.hbm.xml

@@ -11,7 +11,7 @@
  <property name="LastUpdated" type="timestamp"/>
 
  <property name="Active" column="`Active`"/>
- <property name="CheckLPCMember" column="CHECK_LPC_MEMBER" type="Decimal(19,5)" />
+ <property name="CheckLPCMember" column="CHECK_LPC_MEMBER" type="Decimal(18,5)" />
  <property name="FreeLPCMember" column="FREE_LPC_MEMBER" type="Boolean" />
  </class>
 
@@ -25,8 +25,8 @@
  </many-to-one>
  <property name="Expirydate" column="EXPIRY_DATE" type="DateTime" />
  <property name="Joindate" column="JOIN_DATE" type="DateTime" />
- <property name="ProfileId" column="PROFILE_ID" type="Decimal(19,5)"/>
- <property name="Withdrawlamount" column="WITHDRAWL_AMOUNT" type="Decimal(19,5)" />
+ <property name="ProfileId" column="PROFILE_ID" type="Decimal(18,5)"/>
+ <property name="Withdrawlamount" column="WITHDRAWL_AMOUNT" type="Decimal(18,5)" />
  </class>
 
 </hibernate-mapping>