fix: detect positioning for leftmost values

[akozenko]

New Pull Request

This is related to #3798. The problem here is that we add a new control points that will always be closest to user's cursor position that first ones.

Fixes #3798

Type of change

Please delete options that are not relevant.

• 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 not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[junedchhipa]

Hey, after merging the PR, I tested other samples and it broke tooltip for all other charts.
Hence, I reverted this PR