Docs: have a link directly to the template

So people don't have to download and extract the zip to see what's in it

Author: ogoffart

docs/astro/src/content/docs/tutorial/getting_started.mdx

@@ -23,7 +23,7 @@ Slint has application templates you can use to create a project with dependencie
 
 Before using the template, you need a C++ compiler that supports C++ 20 and to install [CMake](https://cmake.org/download/) 3.21 or newer.
 
-1. Download and extract the [ZIP archive of the C++ Template](https://github.com/slint-ui/slint-cpp-template/archive/refs/heads/main.zip).
+1. Download and extract the [ZIP archive](https://github.com/slint-ui/slint-cpp-template/archive/refs/heads/main.zip) of the [C++ Template](https://github.com/slint-ui/slint-cpp-template/).
 2. Rename the extracted directory and change into it:
 
 ```sh
@@ -94,7 +94,7 @@ my_application
 
 <TabItem label="NodeJS">
 
-1. Download and extract the [ZIP archive of the Node.js Template](https://github.com/slint-ui/slint-nodejs-template/archive/refs/heads/main.zip).
+1. Download and extract the [ZIP archive](https://github.com/slint-ui/slint-nodejs-template/archive/refs/heads/main.zip) of the [Node.js Template](https://github.com/slint-ui/slint-nodejs-template).
 2. Rename the extracted directory and change into it:
 
 ```sh
@@ -135,7 +135,7 @@ Run the example with `npm start` and a window appears with the green "Hello Worl
 
 We recommend using [rust-analyzer](https://rust-analyzer.github.io) and [our editor integrations for Slint](https://github.com/slint-ui/slint/tree/master/editors) for following this tutorial.
 
-1. Download and extract the [ZIP archive of the Rust Template](https://github.com/slint-ui/slint-rust-template/archive/refs/heads/main.zip).
+1. Download and extract the [ZIP archive](https://github.com/slint-ui/slint-rust-template/archive/refs/heads/main.zip) of the [Rust Template](https://github.com/slint-ui/slint-rust-template).
 2. Rename the extracted directory and change into it:
 
 ```sh
@@ -168,7 +168,7 @@ Run the example with `cargo run` and a window appears with the green "Hello Worl
 </TabItem>
 <TabItem label="Python">
 
-1. Download and extract the [ZIP archive of the Python Template](https://github.com/slint-ui/slint-python-template/archive/refs/heads/main.zip).
+1. Download and extract the [ZIP archive](https://github.com/slint-ui/slint-python-template/archive/refs/heads/main.zip) of the [Python Template](https://github.com/slint-ui/slint-python-template).
 2. Rename the extracted directory and change into it:
 
 ```sh