build(deps): bump boto3 from 1.20.10 to 1.20.15 in /deployer (mdn#5014)

build(deps-dev): bump prettier from 2.4.1 to 2.5.0 (mdn#5004)

Removes z-index declaration to avoid footer covering search results o…

…n 404 page (mdn#4970)

Workflow to add needs triage label to new issues (mdn#5002)

chore: add mark as idle workflow (mdn#5001)

build(deps): bump snok/install-poetry from 1.2 to 1.3 (mdn#4991)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build(deps): bump browser-specs from 2.16.0 to 2.16.1 (mdn#4988)

build(deps-dev): bump black from 21.10b0 to 21.11b1 in /testing/integ…

…ration (mdn#4975)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build(deps-dev): bump black from 21.10b0 to 21.11b1 in /deployer (mdn…

…#4978)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build(deps-dev): bump jsdom from 18.1.0 to 18.1.1 (mdn#4982)