Define JavaScript runtimes semantic conventions

[legendecas]

Fixes open-telemetry/opentelemetry-js#1544

Changes

Defines JavaScript runtime semantic convention values.

Related: open-telemetry/opentelemetry-js#2727

/cc @open-telemetry/javascript-approvers

[legendecas]

Since process.runtime.description adds no information for Node.js and browser runtimes, I'd omit it for now and remove it from this PR.

[github-actions]

This PR was marked stale due to lack of activity. It will be closed in 7 days.

[legendecas]

@tigrannajaryan would you mind taking another look? thank you!

[legendecas]

markdownlint failed for unrelated changes:

./experimental/trace/zpages.md:59:480 MD037/no-space-in-emphasis Spaces inside emphasis markers [Context: "* number of buckets = 5 *"]

[arminru]

markdownlint failed for unrelated changes:

./experimental/trace/zpages.md:59:480 MD037/no-space-in-emphasis Spaces inside emphasis markers [Context: "* number of buckets = 5 *"]

@legendecas A breaking change was introduced in markdownlint-cli, #2320 should fix this.

[legendecas]

@arminru thanks for the fix! branch updated.

[github-actions]

This PR was marked stale due to lack of activity. It will be closed in 7 days.

[github-actions]

Closed as inactive. Feel free to reopen if this PR is still being worked on.

[legendecas]

This should not be closed as inactive, I'd believe it is ready to land. @open-telemetry/specs-approvers please take a look at this, thank you!

[legendecas]

It seems like I don't have permission to reopen the PR. :(

[dyladan]

@open-telemetry/technical-committee @open-telemetry/specs-approvers @open-telemetry/specs-triagers please reopen :)

[legendecas]

@open-telemetry/specs-approvers, this has waited for tens of days, would you mind merging this PR? Another PR open-telemetry/opentelemetry-js#2727 is still waiting for this to land. Many thanks!