Task/1090 promotion issue (Unity-Technologies#109)

* * The next version is 0.6.1-preview
* ModelToonEvAdsutemnt should be internal.
* Fixed typo, Bigginer to Beginner.
* removed sample.json under Samples~ folder.

* Reverted LegacyGraphicsTest-2019.4 project setting files.

Added --package-path option to promotion-uts2.yml

Fixed: typo in the CHANGELOG.md...

Feature/task 831 shader compile error (Unity-Technologies#89)

* Fixed: HDRP shader compile errors on 2021.2

* Added mac tests with 2020.3 2021.1 and 2021.2.

* Fixed error on Light and Shdows scene 2021.2.

Feature/disable some tests (Unity-Technologies#80)

* Disabled some HDRP tests for 2021.2 and updated CHANGELOG.md.

* Fixed: typo console instead of consoles.

Prepare/0.3.2 preview (Unity-Technologies#65)

* next version is 0.3.2-preview.

* updated package.json

* Disabled image-coparison-test for mirror-test scene in latest 2021.2 beta

Fixed: Parse error in win_vulkan-hdrp-2019.4.yml [skip ci]

modefied index.md and index_ja.md (Unity-Technologies#58)

Feature/task 724 urp sample and some documentation fix (Unity-Technol…

…ogies#42)

* Updated URP samples. [skip ci]

* Updated documents index.md and index_ja.m and added one Image,TooEvAdjustmenEfficiency2.png.

* Added "New Feature" on the title of "Toon EV Adjustment Curve"

* did the same again. but "NEW"

* Added document internal link to ToonEvAdjustmentCurve.

* replaced NEW to 【NEW】 in index.md and index_ja.md.

Feature/disallow multiple ev curve instance (Unity-Technologies#34)

* Strict check to disallow multiple instance of TooEvAdjustmentCurve and some chores. [skip ci]

* Version is 0.2.1-preview.

Co-authored-by: higeometry <toshiyuki.mori.develop@gmail.com>