Fix for Downshift upgrade

.changeset/migrate-downshift-usecombobox.md

@@ -0,0 +1,7 @@
+---
+'@commercetools-uikit/date-input': patch
+'@commercetools-uikit/date-range-input': patch
+'@commercetools-uikit/date-time-input': patch
+---
+
+Migrate date inputs from Downshift render-prop API to `useCombobox` hook to fix `TypeError: t.contains is not a function` crash in downshift@9.3.6 with React 19.

packages/components/fields/date-field/src/date-field.spec.js

@@ -171,7 +171,7 @@ describe('when field is touched and has errors', () => {
       touched: true,
       errors: { missing: true },
     });
-    expect(getByRole('textbox')).toHaveAccessibleErrorMessage(
+    expect(getByRole('combobox')).toHaveAccessibleErrorMessage(
       /field is required/i
     );
   });

packages/components/fields/date-range-field/src/date-range-field.spec.js

@@ -173,7 +173,7 @@ describe('when field is touched and has errors', () => {
       touched: true,
       errors: { missing: true },
     });
-    expect(getByRole('textbox')).toHaveAccessibleErrorMessage(
+    expect(getByRole('combobox')).toHaveAccessibleErrorMessage(
       /field is required/i
     );
   });

packages/components/fields/date-time-field/src/date-time-field.spec.js

@@ -163,7 +163,7 @@ describe('when field is touched and has errors', () => {
       touched: true,
       errors: { missing: true },
     });
-    expect(getByRole('textbox')).toHaveAccessibleErrorMessage(
+    expect(getByRole('combobox')).toHaveAccessibleErrorMessage(
       /field is required/i
     );
   });