import { NavigationMixin } from 'lightning/navigation';

navigateToCorpconEdit(row) {
        let { linkName } = row;
        let recordid = linkName.substr(1);

        this[NavigationMixin.Navigate]({
            type: 'standard__recordPage',
            attributes: {
                recordId: recordid,
                objectApiName: 'npe5__Affiliation__c',
                actionName: 'edit'
            },
        });
    }