FARRAGO:  bump up stack size to 1MB for unit tests since        SqlValidatorTest.testLargeFailure seems to be on the borderline for 64-bit machines (where each stack frame        is probably bigger)
FARRAGO:  bump up stack size to 1MB for unit tests since
       SqlValidatorTest.testLargeFailure seems to be on the
borderline for 64-bit machines (where each stack frame
       is probably bigger)

[git-p4: depot-paths = "//open/lu/dev/": change = 10473]

LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb,LucidDB/luciddb