ref(js): Normalize two missed js-stubs

tests/fixtures/js-stubs/userIdentity.js

@@ -1,10 +1,12 @@
-export const UserIdentity = () => ({
-  id: '52',
-  identityProvider: {
-    id: '4',
-    type: 'slack',
-    externalId: 'TA99AB9CD',
-  },
-  externalId: 'UA1J9RTE1',
-  status: 1,
-});
+export function UserIdentity() {
+  return {
+    id: '52',
+    identityProvider: {
+      id: '4',
+      type: 'slack',
+      externalId: 'TA99AB9CD',
+    },
+    externalId: 'UA1J9RTE1',
+    status: 1,
+  };
+}

tests/fixtures/js-stubs/vercelIntegration.js

@@ -1,29 +1,31 @@
-export const VercelProvider = () => ({
-  setupDialog: {
-    url: '/organizations/sentry/integrations/vercel/setup/',
-    width: 600,
-    height: 600,
-  },
-  canAdd: true,
-  canDisable: false,
-  name: 'Vercel',
-  key: 'vercel',
-  features: ['deployment'],
-  slug: 'vercel',
-  metadata: {
-    description: 'VERCEL DESC',
-    features: [
-      {
-        featureGate: 'integrations-deployment',
-        description: 'DEPLOYMENT DESCRIPTION',
-      },
-    ],
-    author: 'The Sentry Team',
-    noun: 'Installation',
-    issue_url:
-      'https://github.com/getsentry/sentry/issues/new?template=bug.yml&title=Vercel%20Integration:%20&labels=Component%3A%20Integrations',
-    source_url:
-      'https://github.com/getsentry/sentry/tree/master/src/sentry/integrations/vercel',
-    aspects: {},
-  },
-});
+export function VercelProvider() {
+  return {
+    setupDialog: {
+      url: '/organizations/sentry/integrations/vercel/setup/',
+      width: 600,
+      height: 600,
+    },
+    canAdd: true,
+    canDisable: false,
+    name: 'Vercel',
+    key: 'vercel',
+    features: ['deployment'],
+    slug: 'vercel',
+    metadata: {
+      description: 'VERCEL DESC',
+      features: [
+        {
+          featureGate: 'integrations-deployment',
+          description: 'DEPLOYMENT DESCRIPTION',
+        },
+      ],
+      author: 'The Sentry Team',
+      noun: 'Installation',
+      issue_url:
+        'https://github.com/getsentry/sentry/issues/new?template=bug.yml&title=Vercel%20Integration:%20&labels=Component%3A%20Integrations',
+      source_url:
+        'https://github.com/getsentry/sentry/tree/master/src/sentry/integrations/vercel',
+      aspects: {},
+    },
+  };
+}