Updated Working on Raspberry Pi (markdown)

Working-on-Raspberry-Pi.md

@@ -16,9 +16,6 @@ raylib supports the platforms/OSs, **desktop and native modes**:
 
  - `PLATFORM_DESKTOP`: [Raspberry Pi OS Bullseye](https://www.raspberrypi.com/software/operating-systems/#raspberry-pi-os-32-bit) desktop mode
  - `PLATFORM_DRM`: [Raspberry Pi OS Bullseye](https://www.raspberrypi.com/software/operating-systems/#raspberry-pi-os-32-bit) native mode
- - `PLATFORM_RPI`: [Rasberryy Pi OS (Legacy)](https://www.raspberrypi.com/software/operating-systems/#raspberry-pi-os-legacy) (deprecated - based on Raspbian Buster) native mode
-
-_NOTE: RPI OS Bullseye is currently supported by **all** RPI models while RPI OS Legacy is only supported by RPI 0-3 models._
 
 ### Supported OpenGL backends
 
@@ -46,7 +43,7 @@ Raylib examples use GLSL 3.3 shaders. Older Raspberry Pi's 0-3 only support upto
 ```
 #if defined(PLATFORM_DESKTOP)
     #define GLSL_VERSION            120 // Change this back to 330 if compiling for a platform that supports GLSL3.3
-#else   // PLATFORM_RPI, PLATFORM_ANDROID, PLATFORM_WEB
+#else   // PLATFORM_ANDROID, PLATFORM_WEB
     #define GLSL_VERSION            100
 #endif
 ```
@@ -61,10 +58,6 @@ sudo apt-get install libx11-dev libxcursor-dev libxinerama-dev libxrandr-dev lib
 
 **2. To compile in native mode (no X11)**
 
-On Raspberry Pi models 0-3 using RPI OS Legacy:
-```
-make PLATFORM=PLATFORM_RPI
-```
 On Rapsberry Pi 0-4 using RPI OS Bullseye or newer:
 ```
 make PLATFORM=PLATFORM_DRM