[editorial] Inline Hugo front matter

[chalin]

Inlining will allow us to simplify the importing and processing of doc pages into OTel.io.

• In support of: [CI] Render spec pages without preprocessing opentelemetry.io#6101
• This is the semconv equivalent of: [editorial] Inline Hugo front matter opentelemetry-specification#4029

Tasks

• [editorial] Hugo front matter title and other fixes #1820
• [editorial] Use sentence case for doc page titles #1839
• [editorial] Normalize path to docs from docs #1843
• [editorial] Drop path_base_for_github_subdir from front matter #1846
• [CI] Report non-normalized link from docs into docs #1844
• ...

/cc @open-telemetry/docs-maintainers

[joaopgrassi]

Hi @chalin! Is this something you will be working on?

[chalin]

Yes, I've been actively working on this for the past couple of weeks. Why do you ask? I hope to wrap this up this month :).

[joaopgrassi]

Just triaging some issues and trying to find the status. I will assign it to you then :)