Withdraw broken gtk-3 packages.

[dlorenc]

Fixes:

Related:

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[dlorenc]

gtk-3 depends on pango, but the build is somehow broken and leads to gtk-3 building it's own pango and bundling it, which conflicts with the existing pango.

I think I have a fix for this, but I need to break the broken loop by first withdrawing gtk-3 then putting it back.