build system: fix feature resolution

[maribu]

Contribution description

Fix FEATURES_REQUIRED_ANY using more features than needed.

Testing procedure

Test provided in #15973 should now pass.

Issues/PRs references

Bug introduced in #15957, fix suggested in #15957 (comment)

[aabadie]

Once this is merged, we should rerun all the PRs that took less than 20 minutes on Murdock.

[maribu]

Once this is merged, we should rerun all the PRs that took less than 20 minutes on Murdock.

Yeah, since #15957 is in the number of boards returned by make info-boards-supported is cut down to 30% of what it should be :-/

[maribu]

OK, Murdock is slow again with this PR. I think this and the fact that it fixes the issue in the unit test indicates it fixes the regression :-)

[fjmolinas]

OK, Murdock is slow again with this PR. I think this and the fact that it fixes the issue in the unit test indicates it fixes the regression :-)

I agree, lets ping ping a bit on the unittests but I rebased this one on top of #15973 and added a few test cases as well. Let's go ahead with this one.

[fjmolinas]

ACK.

[fjmolinas]

./tests/feature_resolution/check.sh 
Running test blacklist-success
Success
Running test blacklist-failure
Success
Running test required-any-order-2
Success
Running test empty
Success
Running test conflict-success
Success
Running test conflict-failure
Success
Running test required-any-corner-case
Success
Running test required-any-fail
Success
Running test required-any-reuse
Success
Running test required-any-order
Success
Running test trivial-success
Success
Running test trivial-failure
Success