Add a repro for #36508 (#43002)

e2e/test/scenarios/filters/reproductions/36508-number-of-distinct-values.cy.spec.ts

+import { SAMPLE_DATABASE } from "e2e/support/cypress_sample_database";
+import { createQuestion, modal, popover, restore } from "e2e/support/helpers";
+
+const { PEOPLE, PEOPLE_ID } = SAMPLE_DATABASE;
+
+describe("issue 36508", () => {
+  beforeEach(() => {
+    restore();
+    cy.signInAsAdmin();
+  });
+
+  it("should treat 'Number of distinct values' aggregation as numerical (metabase#36508)", () => {
+    createQuestion(
+      {
+        query: {
+          "source-table": PEOPLE_ID,
+          aggregation: [
+            ["distinct", ["field", PEOPLE.EMAIL, { "base-type": "type/Text" }]],
+          ],
+          breakout: [["field", PEOPLE.SOURCE, { "base-type": "type/Text" }]],
+          limit: 5,
+        },
+      },
+      { visitQuestion: true },
+    );
+
+    cy.button("Filter").click();
+
+    modal().within(() => {
+      cy.findByText("Summaries").click();
+
+      cy.findByTestId("filter-column-Distinct values of Email")
+        .findByText("between")
+        .should("exist")
+        .click();
+    });
+
+    popover().within(() => {
+      cy.findByText("Equal to").should("exist");
+      cy.findByText("Greater than").should("exist");
+      cy.findByText("Less than").should("exist");
+    });
+  });
+});