Newrelic has introduced a new update. This commit
updates the exisiting integration by adding support
for new types of payloads and cleaning up legacy
codes and fixtures.
Fixes#29729.
Co-authored-by: Pieter CK <pieterceka123@gmail.com>
Co-authored-by: Lauryn Menard <lauryn@zulip.com>
The screenshot generating mechanism doesn't work for newrelic and
causes error because its configuration file doesn't exist. This
commit fixes the configuration and re-generate the screenshots.
