Fix path error

Author: Perksey

sources/SDL/Native/build-linux-x64.sh

@@ -5,7 +5,7 @@ fi
 
 if [[ ! -z ${GITHUB_ACTIONS+x} ]]; then
     ../../../eng/native/buildsystem/download-zig.py
-    export PATH="$PATH:$(readlink -f "../../../eng/native/buildsystem/zig/zig")"
+    export PATH="$PATH:$(readlink -f "../../../eng/native/buildsystem/zig")"
     sudo apt-get update
     sudo apt-get install build-essential git make \
         pkg-config cmake ninja-build gnome-desktop-testing libasound2-dev libpulse-dev \