fix: warning banner must be root indented to render properly

CONTRIBUTING.md

@@ -144,11 +144,11 @@ Setup instructions for Windows using Chocolatey:
   choco install visualstudio2022community
   ```
 
-- Install [Visual C++ build tools workload for Visual Studio 2022](https://community.chocolatey.org/packages/visualstudio2022-workload-vctools)
+> [!WARNING]
+> This next step will likely take a long time.
+> Make sure to restart your computer once it is finished.
 
-  > [!WARNING]
-  > This step will likely take a long time.
-  > Make sure to restart your computer once it is finished.
+- Install [Visual C++ build tools workload for Visual Studio 2022](https://community.chocolatey.org/packages/visualstudio2022-workload-vctools)
 
   ```sh
   choco install visualstudio2022-workload-vctools