chore: fix CONTRIBUTING.md

Author: ota-meshi

CONTRIBUTING.md

@@ -13,22 +13,22 @@ pnpm install
 ## Running the tests
 
 ```sh
-pnpm test
+pnpm run test
 ```
 
-To run the tests with debugging log, you can use `pnpm test:debug`.
+To run the tests with debugging log, you can use `pnpm run test:debug`.
 
 This is an [ESLint](http://eslint.org) plugin. Documentation for the APIs that it uses can be found on ESLint's [Working with Plugins](http://eslint.org/docs/developer-guide/working-with-plugins) page.
 
-This plugin is used to lint itself. The style is checked when `pnpm lint` is run, and the build will fail if there are any linting errors. You can use `pnpm lint-fix` to fix some linting errors.
+This plugin is used to lint itself. The style is checked when `pnpm run lint` is run, and the build will fail if there are any linting errors. You can use `pnpm run lint-fix` to fix some linting errors.
 
 ## Other Development Tools
 
-- `pnpm test` runs tests.
-- `pnpm cover` runs tests and measures coverage.
-- `pnpm new [new-rule-name]` generate the files needed to implement the new rule.
-- `pnpm update` runs in order to update readme and recommended configuration.
-- `pnpm docs:watch` launch the document site in development mode.
+- `pnpm run test` runs tests.
+- `pnpm run cover` runs tests and measures coverage.
+- `pnpm run new -- [new-rule-name]` generate the files needed to implement the new rule.
+- `pnpm run update` runs in order to update readme and recommended configuration.
+- `pnpm run docs:watch` launch the document site in development mode.
 
 ## Test the Rule
 
@@ -52,7 +52,7 @@ To verify the output of invalid test cases requires `*-errors.json`, and `*-outp
 If you want to test only one rule, run the following command (for `indent` rule):
 
 ```sh
-pnpm test -g indent
+pnpm run test -- -g indent
 ```
 
 Take <https://stackoverflow.com/questions/10832031/how-to-run-a-single-test-with-mocha> as reference for details.