[fix](regression) Fix typo in different_serialize test data directory introduced by #59489 (#62480)

fix #59489
- Fix typo in regression test data directory path: `diffrent_serialize`
→ `different_serialize`
- The directory name now correctly matches the suite file path
`regression-test/suites/cloud_p0/different_serialize/different_serialize.groovy`

Author: gavinchou