Doc updates

[AntObi]

Pull Request Template

Description

• Documentation updates
• Removed deprecated functions

Type of change

• 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

How Has This Been Tested?

• Ran test suite

Test Configuration:

• Python version: 3.9
• Operating System: WSL2(Ubuntu)

Reviewers

N/A

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
• I have made corresponding changes to the documentation
• 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
• Any dependent changes have been merged and published in downstream modules
• I have checked my code and corrected any misspellings

[codecov]

Codecov Report

Merging #84 (858d10f) into main (fb2e072) will increase coverage by 3.79%.
Report is 3 commits behind head on main.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #84      +/-   ##
==========================================
+ Coverage   90.62%   94.41%   +3.79%     
==========================================
  Files           9        9              
  Lines         896      824      -72     
==========================================
- Hits          812      778      -34     
+ Misses         84       46      -38     

Files Changed	Coverage Δ
src/elementembeddings/tests/test_core.py	100.00% <ø> (ø)
src/elementembeddings/core.py	93.40% <100.00%> (+9.41%)	⬆️