Maelstrom: Added an updated Steamworks SDK

From 9f4f14b10df6a9f6a7880806870fa75392446164 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Mon, 15 Dec 2025 20:18:25 -0800
Subject: [PATCH] Added an updated Steamworks SDK

---
 .gitmodules            | 4 ++++
 external/SteamworksSDK | 1 +
 2 files changed, 5 insertions(+)
 create mode 160000 external/SteamworksSDK

diff --git a/.gitmodules b/.gitmodules
index 45920c96..7d807f45 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,7 @@
 [submodule "external/SDL_net"]
 	path = external/SDL_net
 	url = https://github.com/libsdl-org/SDL_net
+[submodule "external/SteamworksSDK"]
+	path = external/SteamworksSDK
+	url = https://github.com/slouken/SteamworksSDK
+	branch = v163+
diff --git a/external/SteamworksSDK b/external/SteamworksSDK
new file mode 160000
index 00000000..b70e485f
--- /dev/null
+++ b/external/SteamworksSDK
@@ -0,0 +1 @@
+Subproject commit b70e485fc8a6f6d2f135f0a2aee5074d9e8f18e9