[6.16.z] Update regex pattern for installed products report

[Satellite-QE]

Cherrypick of PR: #16696

Regex pattern for the returned rake tasks has change in the later versions of satellite.

Updating the pattern to account for the \n newline that is in-between "name" and "cp_product_id"

[Satellite-QE]

trigger: test-robottelo
pytest: tests/foreman/cli/test_rhcloud_inventory.py -k test_positive_sync_inventory_status
env:
ROBOTTELO_server__deploy_arguments__deploy_rhel_version: '8'
ROBOTTELO_server__deploy_arguments__deploy_sat_version: '6.16.0'
ROBOTTELO_server__deploy_arguments__deploy_snap_version: '9.0'

[Satellite-QE]

PRT Result

Build Number: 9173
Build Status: SUCCESS
PRT Comment: pytest tests/foreman/cli/test_rhcloud_inventory.py -k test_positive_sync_inventory_status --external-logging
Test Result : ========= 12 passed, 16 deselected, 824 warnings in 5116.79s (1:25:16) =========