fix: remove prettier/@typescript-eslint from eslint config

[mo4islona]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/nestjs/nest/blob/master/CONTRIBUTING.md
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

npm run lint is broken

 npm run lint

> @nestjs/swagger@4.8.0 lint
> eslint 'lib/**/*.ts' --fix


Oops! Something went wrong! :(

ESLint: 7.27.0

Error: Cannot read config file: /swagger/node_modules/eslint-config-prettier/@typescript-eslint.js
Error: "prettier/@typescript-eslint" has been merged into "prettier" in eslint-config-prettier 8.0.0. See: https://github.com/prettier/eslint-config-prettier/blob/main/CHANGELOG.md#version-800-2021-02-21
Referenced from: /swagger/.eslintrc.js
    at Object.<anonymous> (/swagger/node_modules/eslint-config-prettier/@typescript-eslint.js:1:69)
    at Module._compile (/swagger/node_modules/v8-compile-cache/v8-compile-cache.js:192:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1097:10)
    at Module.load (internal/modules/cjs/loader.js:933:32)
    at Function.Module._load (internal/modules/cjs/loader.js:774:14)
    at Module.require (internal/modules/cjs/loader.js:957:19)
    at module.exports (/swagger/node_modules/import-fresh/index.js:31:59)
    at loadJSConfigFile (/swagger/node_modules/@eslint/eslintrc/lib/config-array-factory.js:225:16)
    at loadConfigFile (/swagger/node_modules/@eslint/eslintrc/lib/config-array-factory.js:309:20)
    at ConfigArrayFactory._loadConfigData (/swagger/node_modules/@eslint/eslintrc/lib/config-array-factory.js:609:42)

[x] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Other... Please describe:

What is the current behavior?

Issue Number: N/A

What is the new behavior?

> @nestjs/swagger@4.8.0 lint
> eslint 'lib/**/*.ts' --fix

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[kamilmysliwiec]

LGTM