Increase LCP thresholds for some endpoints
- https://10k.testbed.gitlab.net/-/grafana/d/jH6yoWVMz/gitlab-performance-sitespeed-results?orgId=1&var-test_name=web_project&var-test_name=web_project_branches&var-test_name=web_project_file_entire_blame&var-test_name=web_project_file_source&from=now-90d&to=now
Corresponding perf issues were updated/created
Edited by Nailia Iskhakova (OOO)