util: Remove stray space from function signature

wl_fixed_to_double had a stray space before the parameter list.
Remove this space.

Signed-off-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
diff --git a/src/wayland-util.h b/src/wayland-util.h
index 4dba1ed..53f480b 100644
--- a/src/wayland-util.h
+++ b/src/wayland-util.h
@@ -514,7 +514,7 @@
 typedef int32_t wl_fixed_t;
 
 static inline double
-wl_fixed_to_double (wl_fixed_t f)
+wl_fixed_to_double(wl_fixed_t f)
 {
 	union {
 		double d;