ASV: add tests for indexing engines and Uint64Engine

[topper-123]

This is an offspring from #21699 to do the the ASV tests in a contained PR.

For reference the output from running asv run -b indexing_engines is:

· Creating environments
· Discovering benchmarks
·· Uninstalling from conda-py3.6-Cython-matplotlib-numexpr-numpy-openpyxl-pytables-pytest-scipy-sqlalchemy-xlrd-xlsxwriter-xlwt
·· Installing into conda-py3.6-Cython-matplotlib-numexpr-numpy-openpyxl-pytables-pytest-scipy-sqlalchemy-xlrd-xlsxwriter-xlwt
· Running 2 total benchmarks (1 commits * 1 environments * 2 benchmarks)
[  0.00%] · For pandas commit hash b28cf5aa:
[  0.00%] ·· Building for conda-py3.6-Cython-matplotlib-numexpr-numpy-openpyxl-pytables-pytest-scipy-sqlalchemy-xlrd-xlsxwriter-xlwt
[  0.00%] ·· Benchmarking conda-py3.6-Cython-matplotlib-numexpr-numpy-openpyxl-pytables-pytest-scipy-sqlalchemy-xlrd-xlsxwriter-xlwt
[ 50.00%] ··· Running indexing_engines.NumericEngineIndexing.time_get_loc                                                      5.13±0.2μs;...
[100.00%] ··· Running indexing_engines.ObjectEngineIndexing.time_get_loc                                                      4.24±0.08μs;...

[pep8speaks]

Hello @topper-123! Thanks for submitting the PR.

• There are no PEP8 issues in the file asv_bench/benchmarks/indexing.py !

• There are no PEP8 issues in the file asv_bench/benchmarks/indexing_engines.py !

[codecov]

Codecov Report

Merging #23090 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #23090   +/-   ##
=======================================
  Coverage    92.2%    92.2%           
=======================================
  Files         169      169           
  Lines       50924    50924           
=======================================
  Hits        46952    46952           
  Misses       3972     3972

Flag	Coverage Δ
#multiple	90.62% <ø> (ø)	⬆️
#single	42.3% <ø> (ø)	⬆️

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[jreback]

thanks!