Remove some solar.h from tools.
Replace sal_uLong by size_t, sal_uInt32 and sal_Int32.

Change-Id: I38961db046337a3ea4ef75d64afa424d81391f34
Reviewed-on: https://gerrit.libreoffice.org/8582Tested-by: LibreOffice gerrit bot <gerrit@libreoffice.org>
Reviewed-by: Norbert Thiebaud <nthiebaud@gmail.com>