docs: jest args

Author: 3v0k4

docusaurus/docs/jest/cookbook.md

@@ -82,12 +82,12 @@ You can merge the reports with [this script](https://github.com/jestjs/jest/issu
 
 ## Generate XML reports
 
-You can generate [jest-junit](https://github.com/jest-community/jest-junit) reports with:
+You can generate [`jest-junit`](https://github.com/jest-community/jest-junit) reports with:
 
 ```bash
 export JEST_JUNIT_UNIQUE_OUTPUT_NAME=true
 
-npx @knapsack-pro/jest --ci --reporters=jest-junit
+npx @knapsack-pro/jest --ci --reporters=default --reporters=jest-junit
 ```
 
 Knapsack Pro will generate one XML reports for each batch of tests executed on the CI node. Some CI providers (e.g., GitLab CI) can merge multiple XML files from parallel CI nodes.

docusaurus/docs/jest/reference.md

@@ -21,7 +21,7 @@ Use long options instead of short (e.g., `--updateSnapshot` instead of `-u`).
 
 :::
 
-You can pass all the [supported Jest CLI options](https://jestjs.io/docs/cli#options) as command-line arguments:
+You can pass the [supported Jest CLI options](https://jestjs.io/docs/cli#options) as command-line arguments (some options like `--reporters` may not work on some versions of Jest, but you can specify them in the [Jest config file](https://jestjs.io/docs/configuration)):
 
 ```bash
 npx @knapsack-pro/jest --debug