docs: fix runal platforms

Author: xaviergodart

content/runal.md

@@ -39,12 +39,9 @@ It works similarly as [processing](https://processing.org/) or [p5js](https://p5
 **Runal** runtime is available for **Linux**, **macOS** and **Windows**.
 
 Prebuilt binaries are provided for the following platforms:
-
-| OS      | Architectures                              |
-| ------- | ------------------------------------------ |
-| Linux   | x86-64 (amd64), arm64, armv7, armv6        |
-| macOS   | Intel (amd64), Apple Silicon (arm64)       |
-| Windows | x86-64 (amd64)                             |
+ - **Linux**: x86-64 (amd64), arm64, armv7, armv6
+ - **macOS**: Intel (amd64), Apple Silicon (arm64)
+ - **Windows**: x86-64 (amd64)
 
 > _The Linux arm builds cover the Raspberry Pi: use **arm64** for the 64-bit Raspberry Pi OS, and **armv7** / **armv6** for the 32-bit Raspberry Pi OS (armv6 targets the Pi 1 / Zero). The quick-install script picks the right one automatically._