style: Fix linting errors

Part-of: <https://dev.funkwhale.audio/funkwhale/funkwhale/-/merge_requests/1795>

front/cypress/e2e/favorite.cy.ts

@@ -17,7 +17,6 @@ describe('Favorites', () => {
         $favButton.click()
         // In case everything worked the favorite button should be pink
         cy.wrap($favButton).should('have.class', 'pink')
-
       })
 
       cy.get('.favorite-icon.pink').then(($unfavButton) => {

front/cypress/e2e/login.cy.ts

@@ -2,8 +2,8 @@ describe('The login', () => {
   it('is working with UI', () => {
     cy.fixture('testuser.json').then((user) => {
       cy.visit('/login')
-      cy.get('input[name=username]').type(user['username'])
-      cy.get('input[name=password]').type(`${user['password']}{enter}`)
+      cy.get('input[name=username]').type(user.username)
+      cy.get('input[name=password]').type(`${user.password}{enter}`)
     })
 
     cy.url().should('include', '/library')

front/cypress/support/commands.ts

@@ -2,8 +2,8 @@
 // graphical login until the vue3 branch is merged
 Cypress.Commands.add('login', () => {
   cy.fixture('testuser.json').then((user) => {
-    var username = user["username"]
-    var password = user["password"]
+    const username = user.username
+    const password = user.password
     cy.visit('/login')
     cy.wait(1000)
     cy.getCookie('csrftoken').then(($cookie) => {
@@ -15,12 +15,12 @@ Cypress.Commands.add('login', () => {
         form: true,
         headers: {
           'X-CSRFTOKEN': csrfToken,
-          Referer: Cypress.config().baseUrl + '/login',
+          Referer: Cypress.config().baseUrl + '/login'
         },
         body: {
           username,
           password
-        },
+        }
       })
     })
   })