feat(core): remove deprecated no-return-await rule (#1243)

The `no-return-await` rule has been deprecated in ESLint v8.46.0.
See https://eslint.org/docs/latest/rules/no-return-await

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>

package.json

@@ -38,7 +38,7 @@
     "@eslint/eslintrc": "^2.1.2",
     "@tsconfig/node16": "^16.1.1",
     "@typescript-eslint/eslint-plugin": "^6.1.0",
-    "eslint": "^8.45.0",
+    "eslint": "^8.48.0",
     "eslint-find-rules": "^4.1.0",
     "prettier": "^3.0.3",
     "remark-preset-ybiquitous": "^0.3.1",
@@ -48,7 +48,7 @@
   },
   "peerDependencies": {
     "@typescript-eslint/eslint-plugin": ">=6.1.0",
-    "eslint": ">=8.27.0"
+    "eslint": ">=8.46.0"
   },
   "peerDependenciesMeta": {
     "@typescript-eslint/eslint-plugin": {

rules/core.js

@@ -112,7 +112,6 @@ module.exports = {
     ],
     "no-restricted-syntax": ["error", "ForInStatement", "LabeledStatement", "WithStatement"],
     "no-return-assign": ["error", "always"],
-    "no-return-await": "error",
     "no-script-url": "error",
     "no-self-compare": "error",
     "no-sequences": "error",

rules/plugins/typescript.js

@@ -114,8 +114,7 @@ module.exports = {
     "@typescript-eslint/require-array-sort-compare": "warn",
     "@typescript-eslint/restrict-plus-operands": "error",
     "@typescript-eslint/restrict-template-expressions": "warn",
-    "no-return-await": "off",
-    "@typescript-eslint/return-await": "error", // eslint-disable-line sort-keys
+    "@typescript-eslint/return-await": "error",
     "@typescript-eslint/sort-type-constituents": "off",
     "@typescript-eslint/strict-boolean-expressions": "error",
     "@typescript-eslint/switch-exhaustiveness-check": "warn",