Configure endpoint protection section cleanup (#454)

Cleans up lift-and-shift pages in the Solutions and use cases > Security
> Configure endpoint protection with Elastic Defend section.
Removes raw migrated files for the cleaned-up pages since they're not
used elsewhere.

Previews:

- [Configure endpoint protection with Elastic
Defend](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend)
- [Elastic Defend
requirements](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/elastic-defend-requirements)
- [Enable access for macOS Ventura and
higher](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/enable-access-for-macos-ventura-higher)
- [Deploy on macOS with
MDM](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/deploy-on-macos-with-mdm)
- [Configure updates for protection
artifacts](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/configure-updates-for-protection-artifacts)
- [Turn off diagnostic data for Elastic
Defend](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/turn-off-diagnostic-data-for-elastic-defend)
- [Configure data
volume](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/configure-data-volume-for-elastic-endpoint)
- [Uninstall Elastic
Agent](https://docs-v3-preview.elastic.dev/elastic/docs-content/pull/454/solutions/security/configure-elastic-defend/uninstall-elastic-agent)

Author: natasha-moore-elastic