docs: update installation instruction to use the non deprecated syntax

MangelMaxime · MangelMaxime · commit 1d7758d9a76a · 2024-12-30T20:36:00.000+01:00
diff --git a/docs/docs/your-fable-project/author-a-fable-library.md b/docs/docs/your-fable-project/author-a-fable-library.md
@@ -12,7 +12,7 @@ toc:
 To use this template, you can run the following command:
 
 ```bash
-dotnet new -i "Glutinum.Template::*"
+dotnet new install "Glutinum.Template::*"
 ```
 
 Then you can create a new project with:
