Prevent PHP warning if P1 or P2 happen to be an array
Prevent PHP warning if P1 or P2 happen to be an array

When an SQL error is triggered and ADOdb attempts to output an error
message, if the parameters happen to be arrays this will prevent
a PHP WARNING from occurring.

Fixes #783 

Co-authored-by: Mike-Benoit <97e4d5d0e400e5ad37382425ea95bde8b3933403@timetrex.com>
ipso/ADOdb,ipso/ADOdb