HPCC-11597 Use 'thorlcr' instead of 'thor' to match thor platform name

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #6001 from ghalliday/issue11597

HPCC-11597 Use 'thorlcr' instead of 'thor' to match thor platform name

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>