cuecontext: revert support for CUE_EXPERIMENT
We are unsure about the right API for experiments
as of yet and we probably have something
better.
Signed-off-by: Marcel van Lohuizen <mpvl@gmail.com>
Change-Id: I437cad0b8ff38a0af4ac41cbe8357c51a0373f71
Reviewed-on: https://review.gerrithub.io/c/cue-lang/cue/+/1217084
TryBot-Result: CUEcueckoo <cueckoo@cuelang.org>
Unity-Result: CUE porcuepine <cue.porcuepine@gmail.com>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>