Add zstd library

LRFLEW · janisozaur · commit 2de3cab38ef3 · 2025-08-04T10:35:04.000+02:00
diff --git a/vcpkg.json b/vcpkg.json
@@ -37,7 +37,8 @@
         },
         "sdl2",
         "speexdsp",
-        "zlib"
+        "zlib",
+        "zstd"
     ],
     "overrides": [
         {
