HPCC-8550 Spurious warnings using #option ('compileOptions')

Kill the warning,as it does not appear to be true.

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #3920 from richardkchapman/compileOptions

HPCC-8550 Spurious warnings using #option ('compileOptions')

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>