Fix download location, thanks @KurtPfeifle

Author: probonopd

Diff for: tests/tests-environment.sh

@@ -10,7 +10,7 @@ echo "5d506507df7c02766ae6c3ca0d15b4234f4cb79a80799190ded9d3ca0ac28c0c  patchelf
 sudo dpkg -i patchelf_0.8-2_amd64.deb
 
 cd /tmp/
-wget -c "https://github.com/probonopd/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage"
+wget -c "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage"
 chmod +x appimagetool*AppImage
 ./appimagetool*AppImage --appimage-extract
 sudo cp squashfs-root/usr/bin/* /usr/local/bin