[8.x](backport #5713) Add components for supporting APM functions

[mergify]

What does this PR do?

Adds the following component to support https://github.com/elastic/opentelemetry-dev/issues/372:

• lsmintervalprocessor
• elastictraceprocessor
• spanmetricsconnectorv2 - this component will be removed in favor of a new component soon
• countconnector

Why is it important?

Required for https://github.com/elastic/opentelemetry-dev/issues/372

Related issues

Closes https://github.com/elastic/opentelemetry-dev/issues/390

---

This is an automatic backport of pull request #5713 done by Mergify.

[mergify]

Cherry-pick of f560826 has failed:

On branch mergify/bp/8.x/pr-5713
Your branch is up to date with 'origin/8.x'.

You are currently cherry-picking commit f560826112.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   internal/pkg/otel/components.go
	modified:   internal/pkg/otel/testdata/all-components.yml

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   NOTICE.txt
	both modified:   go.mod
	both modified:   go.sum
	both modified:   internal/pkg/otel/README.md

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

[lahsivjar]

This PR is blocked by backport PR to bump up the version of other components from v0.110.0 to v0.111.0

[mergify]

This pull request has not been merged yet. Could you please review and merge it @lahsivjar? 🙏

[mergify]

This pull request is now in conflicts. Could you fix it? 🙏
To fixup this pull request, you can check out it locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

git fetch upstream
git checkout -b mergify/bp/8.x/pr-5713 upstream/mergify/bp/8.x/pr-5713
git merge upstream/8.x
git push upstream mergify/bp/8.x/pr-5713

[elastic-sonarqube]

Quality Gate passed

Issues
0 New issues
0 Fixed issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarQube