sensors: lis2mdl local implemaentation

[niewim19]

JIRA: PP-360

Description

Add necessary API in lis2mdl magnetometer sensor to be usable as local sensor

Motivation and Context

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Chore (refactoring, style fixes, git/CI config, submodule management, no code logic changes)

How Has This Been Tested?

• Already covered by automatic testing.
• New test added: (add PR link here).
• Tested by hand on: (zynq7000).

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing linter checks and tests passed.
• My changes generate no new compilation warnings for any of the targets.

Special treatment

• This PR needs additional PRs to work (list the PRs, preferably in merge-order).
• I will merge this PR by myself when appropriate.

[github-actions]

Unit Test Results

8 237 tests  ±0   7 713 ✅ ±0   40m 37s ⏱️ -33s
  479 suites ±0     524 💤 ±0 
    1 files   ±0       0 ❌ ±0 

Results for commit 3d733e9. ± Comparison against base commit b4dea56.