…p/templates/python_library/.kokoro (#254)

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* chore(deps): update all dependencies

* Update requirements-test.txt

Change pytest back to 7.4.4

* Update requirements.txt

Update documentai toolbox to 0.12.2a0

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Co-authored-by: Holt Skinner <13262395+holtskinner@users.noreply.github.com>

* chore(deps): update all dependencies

* Update requirements-test.txt

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Co-authored-by: Holt Skinner <13262395+holtskinner@users.noreply.github.com>

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* chore(deps): update all dependencies

* Update requirements-test.txt

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Co-authored-by: Holt Skinner <13262395+holtskinner@users.noreply.github.com>

…orting of a single Document JSON (#261)

* feat: Added `gcs_uri` parameter to `Document.from_gcs()` to allow importing of a single Document JSON
  * Change `get_blob()` to use `storage.Blob.from_string()`

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>