fix: Trim origin url in desktop

ui/desktop/app/services/origin.js

@@ -66,7 +66,8 @@ export default class OriginService extends Service {
       // Silently drop trailing slashes if present.
       // This is important since API paths that will be appended to the origin
       // will include preceeding slashes already.
-      origin = origin.replace(/\/*$/, '');
+      // Trim whitespaces around origin.
+      origin = origin.replace(/\/*$/, '').trim();
       this.adapter.host = origin;
       this.rendererOrigin = origin;
       if (origin !== (await this.mainOrigin)) {

ui/desktop/tests/unit/services/origin-test.js

@@ -35,4 +35,15 @@ module('Unit | Service | origin', function (hooks) {
     assert.equal(service.rendererOrigin, window.location.origin);
     assert.equal(service.adapter.host, window.location.origin);
   });
+
+  test('trim spaces from origin on setOrigin', async function (assert) {
+    assert.expect(4);
+    sinon.stub(ipcService, 'invoke');
+    await service.setOrigin(` ${window.location.origin} `);
+    assert.equal(service.rendererOrigin, window.location.origin);
+    assert.equal(service.adapter.host, window.location.origin);
+    await service.setOrigin(`   ${window.location.origin}   `);
+    assert.equal(service.rendererOrigin, window.location.origin);
+    assert.equal(service.adapter.host, window.location.origin);
+  });
 });