### Description
<!-- Describe your changes. -->
Added newly introduced API combinations to getting-started table.
### Motivation and Context
Attempting to get merged before / in time for ORT 1.17 release
---------
Co-authored-by: MaanavD <maanavdalal@microsoft.com>
Co-authored-by: Edward Chen <18449977+edgchen1@users.noreply.github.com>
### Description
revise example C++ code of using file path.
normalize the example code to use macros `ORTCHAR_T` and `ORT_TSTR`
defined in onnxruntime_c_api.h so that the code works in both Windows
and UNIX.
This PR resolves#14859
* initial setup and rename "how to" to "setup"
* move API to main nav
* move api to main nav
* add get starated, rework nav order
* rename to install move mds out of install section
* update api nav and home page
* add install docs and python qs updates
* python get started work
* remove c and obj c for now
* move java, python, and obj-c docs under api folder
* move java api html to iframe (ugh)
* remove api docs w/o details, move api text getstar
* remove api docs wo detail updates get started
* remvoe iframes
* move eco system to main nav
* fix api buttons
* added more examples moved intro to ORT
* fix links
* fix get started titles
* fix get started titles
* fix more links
* fix more links
* more link fixes
* fix nav remove inferencing and training subnav
* fix top nav remove inference and training nav
* fix title
* fix tutorials nav hierarchy
* fix python api button
* add tenorflow keras example
* fix quickstart toc
* add imports fix spacing
* fix links
* update nav and python get started page
* move ort training example, add coming soon for iot
* update C# get started
* fix spacing on quantization
* Add some js get started content
* fix formatting
* fix typo
* removed onnx-pytorch and onnx-tf
* updated pip install torch and added links iot page
* added pytorch tutorial heirarchy
* updated web to docs soon added release blog link
* add web link
* Test re-using page layout from current ONNX Runtime website for docs
* Add content for documentation on website
* Fixed most broken links
* Copy just-the-docs theme sources into repo
* Remove local theme files as this did not work with GitHub
* Remove nojekyll file
* Move image assets into single location
* Add Contents to markdown files and ensure only one h1
* Update after review
* Fix img links
* Add trailing slash to main nav links
* Fix broken links on main docs page
* Re-fix broken links on main docs page
* Fix broken links #3
* Fix broken links #4
* Fix broken links #5
* Fix broken links #6
* Fix paths to global assets
* Add updates since fork
* Update custom op docs
* Fix link
