refactor: address frontend review feedback

src/pages/account/ui/AccountPage/position-groups.test.tsx

@@ -8,8 +8,6 @@ import type { Portfolio } from "@/entities/portfolio";
 import { toAccountPagePositionSections } from "./AccountPage.vm";
 import { PositionSection } from "./components/PositionSection.view";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const position: Portfolio["positions"][number]
 	= {
 		absoluteReturn: { currency: "RUB", value: "25" },
@@ -25,8 +23,6 @@ const position: Portfolio["positions"][number]
 		type: "STOCK",
 	};
 
-/* eslint-enable unicorn/no-null */
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 const second
 	= {
 		...position,
@@ -37,7 +33,6 @@ const second
 		quantity: "-2",
 	};
 
-/* eslint-enable unicorn/no-null */
 function sections(positions: Portfolio["positions"]) {
 	return toAccountPagePositionSections({
 		cashBalances: [],
@@ -84,30 +79,30 @@ describe("Positions grouped by security", () => {
 
 	it("uses ISIN only when FIGI is absent, never merging by name or ticker", () => {
 		expect(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			sections([
 				{
 					...position,
 					figi: null,
 				},
-				/* eslint-enable unicorn/no-null */ { ...second, figi: null }, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+				{ ...second, figi: null },
 			])[0].groups,
 		).toHaveLength(1);
 		expect(
 			sections([position, { ...second, figi: "OTHER-FIGI" }])[0].groups,
 		).toHaveLength(2);
 		expect(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			sections([
 				{
 					...position,
 					figi: null,
 					isin: null,
 				},
-				/* eslint-enable unicorn/no-null */ {
+				{
 					...second,
-					figi: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
-					isin: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+					figi: null,
+					isin: null,
 				},
 			])[0].groups,
 		).toHaveLength(2);