GitLab

* add extra_state change description for different TE versions
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add FAQ page
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update FAQ page
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix extra_state tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci



* minor fixes
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

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Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>