feat: update linear scale labels to use localization

Signed-off-by: Christian Hartmann <chris-hartmann@gmx.de>

Author: Chartman123

src/components/Questions/QuestionLinearScale.vue

@@ -80,12 +80,14 @@
 </template>
 
 <script>
+import { t } from '@nextcloud/l10n'
 import NcActionInput from '@nextcloud/vue/components/NcActionInput'
 import NcCheckboxRadioSwitch from '@nextcloud/vue/components/NcCheckboxRadioSwitch'
 
+import IconPencil from 'vue-material-design-icons/Pencil.vue'
+
 import QuestionMixin from '../../mixins/QuestionMixin.js'
 
-import IconPencil from 'vue-material-design-icons/Pencil.vue'
 
 export default {
 	name: 'QuestionLinearScale',
@@ -104,8 +106,8 @@ export default {
 
 			lowestOption: 1,
 			highestOption: 5,
-			labelLowest: 'Lowest',
-			labelHighest: 'Highest',
+			labelLowest: t('forms', 'Strongly disagree'),
+			labelHighest: t('forms', 'Strongly agree'),
 		}
 	},