Add TensorRT installation instructions to tutorial

[zhiqwang]

Close #281 .

[codecov]

Codecov Report

Merging #311 (41ddb3c) into main (de4c8e5) will not change coverage.
The diff coverage is n/a.

❗ Current head 41ddb3c differs from pull request most recent head ee59f89. Consider uploading reports for the commit ee59f89 to get more accurate results

@@           Coverage Diff           @@
##             main     #311   +/-   ##
=======================================
  Coverage   94.93%   94.93%           
=======================================
  Files          11       11           
  Lines         731      731           
=======================================
  Hits          694      694           
  Misses         37       37           

Flag	Coverage Δ
unittests	94.93% <ø> (ø)

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