Fixes #6236: No JS scripts should be registered when `yii\widgets\ActiveForm::enableClientScript` is false
docs/guide-pt-BR/structure-application-components.md - fixed incorrect links
docs/guide/structure-application-components.md - fixed incorrect links
docs/guide/intro-upgrade-from-v1.md - fixed incorrect links
Merge pull request #6270 from davidsonalencar/guide-en

Update guides
Fixes #6266: Clicking on reset button does not hide error summary when using `ActiveForm`
Fixes #6271: Query caching returns the same data when running the same SQL with different fetch modes