fcl-db: odbc: enable 64bit support (use SQLLEN, SQLULEN instead of SQLINTEGER, SQLUINTEGER) after ODBC header file was updated for 64 bit support in rev.23702

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@23703 3ad0048d-3df7-0310-abae-a5850022a9f2