style: use sample numbers in the package installations

Author: honzajavorek

sources/academy/webscraping/scraping_basics_javascript2/05_parsing_html.md

@@ -35,7 +35,7 @@ We'll choose [Cheerio](https://cheerio.js.org/) as our parser, as it's a popular
 ```text
 $ npm install cheerio --save
 
-added 23 packages, and audited 24 packages in 1s
+added 123 packages, and audited 123 packages in 0s
 ...
 ```
 

sources/academy/webscraping/scraping_basics_javascript2/08_saving_data.md

@@ -154,7 +154,7 @@ Neither JavaScript itself nor Node.js offers anything built-in to read and write
 ```text
 $ npm install @json2csv/node --save
 
-added 4 packages, and audited 28 packages in 1s
+added 123 packages, and audited 123 packages in 0s
 ...
 ```
 

sources/academy/webscraping/scraping_basics_javascript2/12_framework.md

@@ -31,7 +31,7 @@ First let's install the Crawlee package. The framework has a lot of dependencies
 ```text
 $ npm install crawlee --save
 
-added 275 packages, and audited 303 packages in 14s
+added 123 packages, and audited 123 packages in 0s
 ...
 ```