SDL: Added https://github.com/Ravbug/sdl3-sample as a more complete Android example

SDL Commits
1 
From a41f93bd10e584d5085892875cbda69408c9f019 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Tue, 14 Jan 2025 12:22:00 -0800
Subject: [PATCH] Added https://github.com/Ravbug/sdl3-sample as a more
 complete Android example

---
 docs/INTRO-androidstudio.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/INTRO-androidstudio.md b/docs/INTRO-androidstudio.md
index 10cfcad9cb998..f4d8eccabba8b 100644
--- a/docs/INTRO-androidstudio.md
+++ b/docs/INTRO-androidstudio.md
@@ -10,4 +10,8 @@ We'll start by creating a simple project to build and run [hello.c](hello.c)
 - Run Android Studio and open the newly created build/org.libsdl.hello directory
 - Build and run!
 
+A more complete example is available at:
+
+https://github.com/Ravbug/sdl3-sample
+
 Additional information and troubleshooting is available in [README-android.md](README-android.md)