Resolve a hang in the menu of this game.

Upstream-status: https://github.com/libretro/dolphin/pull/337

diff --git a/Data/Sys/GameSettings/GWR.ini b/Data/Sys/GameSettings/GWR.ini
new file mode 100644
index 0000000000..a55f4d29cd
--- /dev/null
+++ b/Data/Sys/GameSettings/GWR.ini
@@ -0,0 +1,7 @@
+# GWR - WAVE RACE / BLUE STORM
+
+[Core]
+# Disable multi-threading to avoid a hang in the game menu.
+# TODO: Change to 'CPUThread = False' after rebasing to latest
+# upstream (see commit 869edd5a66).
+SyncGPU = True