Steps to reproduce:
Edit a bookmark, paste something with multiple lines into the address box.
Either the dialog window will expand or the address box will stay a single line.
Orion, OS version; hardware type:
Orion 0.99.113.2.2-rc (WebKit 614.1.12), macOS Monterey 12.4, 2017 iMac
(The address box expands but the window does not and the Cancel/Save elements do not move)