test(server): add validation test of api:notes/create (#10090)

* fix(server): notes/createのバリデーションが効いていない
Fix #10079

Co-Authored-By: mei23 <m@m544.net>

* anyOf内にバリデーションを書いても最初の一つしかチェックされない

* ✌️

* wip

* wip

* ✌️

* RequiredProp

* Revert "RequiredProp"

This reverts commit 7469390011.

* add api:notes/create

* fix lint

* text

* ✌️

* improve readability

---------

Co-authored-by: mei23 <m@m544.net>
Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/backend/.eslintrc.cjs

@@ -1,7 +1,7 @@
 module.exports = {
 	parserOptions: {
 		tsconfigRootDir: __dirname,
-		project: ['./tsconfig.json'],
+		project: ['./tsconfig.json', './test/tsconfig.json'],
 	},
 	extends: [
 		'../shared/.eslintrc.js',