vc4: Enable EGL testing by default, fix some EGL fails.
In working on the broadcom CI directory a bit, I was bothered that vc4 egl was disabled by default, and that it had a trivially fixable set of xfails clogging up its logs.
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In working on the broadcom CI directory a bit, I was bothered that vc4 egl was disabled by default, and that it had a trivially fixable set of xfails clogging up its logs.