Add benchmark for ListView interleave

[vegarsti]

Ref #9558 (comment)

[asubiotto]

Let's also add polarsignals@7cb6880#diff-f2feb1a245b0b72c5a47bd47f0c19c89145b35d3fced316c8b56bdd6840f8b32 as suggested by @alamb

[vegarsti]

Let's also add polarsignals@7cb6880#diff-f2feb1a245b0b72c5a47bd47f0c19c89145b35d3fced316c8b56bdd6840f8b32 as suggested by @alamb

Thanks! Done!

[alamb]

Thanks @vegarsti and @asubiotto