Remove translation based on browser detection. Make it on compile time with en/fr files

angular.json

...s/dataset-detail/dataset-info/dataset-info.component.html

...nts/dataset-detail/dataset-info/dataset-info.component.ts

...ource/components/dataset-list/dataset-list.component.html

src/app/geosource/models/filter.model.ts

src/app/geosource/models/metadata.model.ts

src/i18n/geosource/geosource.fr.ts

src/i18n/geosource/geosource.ts

src/i18n/messages.en.xlf

src/i18n/messages.fr.xlf

src/i18n/metadata-categories/metadata-categories.fr.ts

src/i18n/metadata-categories/metadata-categories.ts