bitwig-studio: suffix LD_LIBRARY_PATH

NixOS's `services.pipewire.jack` and `pw-jack` set `LD_LIBRARY_PATH`, we
need to ensure those binaries are prioritized

pkgs/applications/audio/bitwig-studio/bitwig-studio3.nix

···
   ldLibraryPath = lib.strings.makeLibraryPath buildInputs;
 
   installPhase = ''
+    runHook preInstall
+
     mkdir -p $out/bin
     cp -r opt/bitwig-studio $out/libexec
     ln -s $out/libexec/bitwig-studio $out/bin/bitwig-studio
···
     substitute usr/share/applications/bitwig-studio.desktop \
       $out/share/applications/bitwig-studio.desktop \
       --replace /usr/bin/bitwig-studio $out/bin/bitwig-studio
+
+      runHook postInstall
   '';
 
   postFixup = ''
···
       wrapProgram $f \
         "''${gappsWrapperArgs[@]}" \
         --prefix PATH : "${binPath}" \
-        --prefix LD_LIBRARY_PATH : "${ldLibraryPath}"
+        --suffix LD_LIBRARY_PATH : "${ldLibraryPath}"
     done
 
   '';