18.1.9

What's Changed

• Grid groupBy: correctly restore groups expansion state and properly expand/collapse date/time groups after - 18.1.x by @ddaribo in #14631
• fix(simple-combo): hide x icon button when no value is selected with reactive forms - 18.1.x by @georgianastasov in #14568
• input-group - fix icons size inside prefix/suffix by @desig9stein in #14645
• test(calendar): making tests independent of current calendar date - 18.1 by @ChronosSF in #14714
• fix(pivot-grid-navigation): rxjs operators import to support v6 by @ddaribo in #14690
• fix(exporter): custom date/number summaries format - 18.1.x by @onlyexeption in #14704
• Revert "chore(*): Mark Pivot interfaces as complex objects." by @MayaKirova in #14712

Full Changelog: 18.1.8...18.1.9