tests: Remove refreh button from testtoolbar test
tests: Remove refreh button from testtoolbar test

It didn't work and did that by using APIs that are about to go away.

ahodesuka/gtk,jadahl/gtk,jigpu/gtk,Sidnioulz/SandboxGtk,bratsche/gtk-,jessevdk/gtk,chergert/gtk,bratsche/gtk-,Adamovskiy/gtk,chergert/gtk,jadahl/gtk,alexlarsson/gtk,davidt/gtk,davidgumberg/gtk,alexlarsson/gtk,jessevdk/gtk,davidgumberg/gtk,ebassi/gtk,Lyude/gtk-,davidgumberg/gtk,Lyude/gtk-,Distrotech/gtk2,alexlarsson/gtk,simokivimaki/gtk,grubersjoe/adwaita,bratsche/gtk-,ahodesuka/gtk,davidt/gtk,alexlarsson/gtk,Distrotech/gtk2,Adamovskiy/gtk,msteinert/gtk,jigpu/gtk,davidt/gtk,alexlarsson/gtk,jigpu/gtk,jigpu/gtk,jadahl/gtk,Lyude/gtk-,ebassi/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,jigpu/gtk,Lyude/gtk-,msteinert/gtk,jessevdk/gtk,jessevdk/gtk,chergert/gtk,Distrotech/gtk2,jadahl/gtk,Sidnioulz/SandboxGtk,grubersjoe/adwaita,Lyude/gtk-,jigpu/gtk,alexlarsson/gtk,alexlarsson/gtk,chergert/gtk,jigpu/gtk,davidt/gtk,ahodesuka/gtk,davidgumberg/gtk,chergert/gtk,jessevdk/gtk,ahodesuka/gtk,davidgumberg/gtk,simokivimaki/gtk,davidgumberg/gtk,msteinert/gtk,jadahl/gtk,alexlarsson/gtk,grubersjoe/adwaita,jadahl/gtk,jadahl/gtk,ahodesuka/gtk,ebassi/gtk,Sidnioulz/SandboxGtk,ebassi/gtk,grubersjoe/adwaita,bratsche/gtk-,grubersjoe/adwaita,Distrotech/gtk2,bratsche/gtk-,Lyude/gtk-,grubersjoe/adwaita,ahodesuka/gtk,Adamovskiy/gtk,bratsche/gtk-,ebassi/gtk,Sidnioulz/SandboxGtk,davidgumberg/gtk,simokivimaki/gtk,Adamovskiy/gtk,Adamovskiy/gtk,Adamovskiy/gtk,msteinert/gtk,chergert/gtk,jigpu/gtk,grubersjoe/adwaita,Distrotech/gtk2,Adamovskiy/gtk,simokivimaki/gtk,Lyude/gtk-,simokivimaki/gtk,simokivimaki/gtk,msteinert/gtk,Distrotech/gtk2,jadahl/gtk,davidgumberg/gtk,ahodesuka/gtk,ebassi/gtk,ahodesuka/gtk,grubersjoe/adwaita,Adamovskiy/gtk,chergert/gtk,Sidnioulz/SandboxGtk,msteinert/gtk,jessevdk/gtk,davidt/gtk,chergert/gtk,davidt/gtk