feat: add bf16 function

[avik-pal]

No description provided.

[github-actions]

Benchmark Results (ASV)

	main	c857b6f...	main/c857b6f0fba848...
basics/overhead	0.121 ± 0.00092 μs	0.121 ± 0.00094 μs	1.01
time_to_load	1.18 ± 0.0048 s	1.2 ± 0.004 s	0.978

Benchmark Plots

A plot of the benchmark results have been uploaded as an artifact to the workflow run for this PR.
Go to "Actions"->"Benchmark a pull request"->[the most recent run]->"Artifacts" (at the bottom).

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 2 lines in your changes missing coverage. Please review.

Project coverage is 74.54%. Comparing base (cd96335) to head (c857b6f).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/helpers/eltype_conversion.jl	33.33%	2 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (cd96335) and HEAD (c857b6f). Click for more details.

HEAD has 24 uploads less than BASE

Flag	BASE (cd96335)	HEAD (c857b6f)
	47	23

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1104      +/-   ##
==========================================
- Coverage   83.49%   74.54%   -8.96%     
==========================================
  Files         147      145       -2     
  Lines        6060     6034      -26     
==========================================
- Hits         5060     4498     -562     
- Misses       1000     1536     +536     

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