updates for ebpf / full host profiling

[brantigua]

What does this PR do? What is the motivation?

This PR is to add documentation for our new profiler: eBPF / full host. This includes general explanations, set up instructions, and troubleshooting.

Merge instructions

Merge readiness:

• Ready for merge

For Datadog employees:
Merge queue is enabled in this repo. Your branch name MUST follow the <name>/<description> convention and include the forward slash (/). Without this format, your pull request will not pass in CI, the GitLab pipeline will not run, and you won't get a branch preview. Getting a branch preview makes it easier for us to check any issues with your PR, such as broken links.

If your branch doesn't follow this format, rename it or create a new branch and PR.

To have your PR automatically merged after it receives the required reviews, add the following PR comment:

/merge

Additional notes

[github-actions]

Preview links (active after the build_preview check completes)

New or renamed files

• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/enabling/ebpf
• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/profiler_troubleshooting/ebpf

Modified Files

• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/connect_traces_and_profiles
• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/enabling/supported_versions
• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/profile_types
• https://docs-staging.datadoghq.com/bryan.antigua/full-host-profiler/profiler/profile_visualizations

[rtrieu]

Created an editorial card for in-depth docs review.