SyncConfilctsModel test: use FakeAccountState

Using the real account state needs an internet connection.

Additionally, `example.de` is a valid existing domain, which should
probably not be used in testing. Switching to `example.com` as this is
recommended here.

Signed-off-by: Thomas Witt <pyromaniac@exherbo.org>

test/testsyncconflictsmodel.cpp

@@ -61,13 +61,13 @@ private slots:
         FolderMan fm;
 
         auto account = Account::create();
-        auto url = QUrl{"http://example.de"};
+        auto url = QUrl{"http://example.com"};
         auto cred = new HttpCredentialsTest("testuser", "secret");
         account->setCredentials(cred);
         account->setUrl(url);
         url.setUserName(cred->user());
 
-        auto newAccountState{AccountStatePtr{ new AccountState{account}}};
+        auto newAccountState{AccountStatePtr{ new FakeAccountState{account}}};
         auto folderman = FolderMan::instance();
         QCOMPARE(folderman, &fm);