Depend on SDL 3.2.20

Author: jayschwa

build.zig.zon

@@ -13,8 +13,8 @@
             .hash = "freetype-2.13.3-C3-WdciJAABmQveLV5bkJxVmby23DYriczRrMhkTinnk",
         },
         .SDL = .{
-            .url = "git+https://github.com/castholm/SDL/#v0.2.5+3.2.18",
-            .hash = "sdl-0.2.5+3.2.18-7uIn9FwZfwHKOwSubcg5_CiW4fXag5IIsiV_jnLdkpDM",
+            .url = "git+https://github.com/castholm/SDL?ref=v0.2.6+3.2.20#0f81c0affb2584b242b2fb5744e7dfebcfd904a5",
+            .hash = "sdl-0.2.6+3.2.20-7uIn9JkjfwGIQ6j3-etow2rCe-Zt16Yj-2gdp9jW7WZ9",
         },
         .SDL_ttf = .{
             .url = "git+https://github.com/libsdl-org/SDL_ttf#release-3.2.2",