Issue #3268680 by phenaproxima, xjm, Spokje, ravi.shankar, bnjmmn: [random test failure] Restore and fix LayoutBuilderDisableInteractionsTest::testFormsLinksDisabled()

Issue #3041053 by tim.plunkett, tedbow, xjm, larowlan, phenaproxima, webchick, effulgentsia, DyanneNova, Sam152, lauriii, dead_arm, bnjmmn, balsama: Mark Layout Builder as a stable module