refactor: feat: Rechnungs Details -> acordion

ajax/invoices/get.php

bin/backend/classes/Invoices.js

bin/backend/controls/panels/Journal.InvoiceDetails.html

bin/backend/controls/panels/Journal.css

bin/backend/controls/panels/Journal.js

bin/backend/controls/panels/TemporaryInvoice.js

bin/backend/controls/panels/TemporaryInvoices.js

locale.xml

src/QUI/ERP/Accounting/Invoice/Invoice.php

src/QUI/ERP/Accounting/Invoice/InvoiceView.php

src/QUI/ERP/Accounting/Invoice/TemporaryInvoice.php

template/config.ini.php

template/footer.html