Style bikeshed - remove extraneous whitespace

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1842753002

Review URL: https://codereview.chromium.org/1842753002
diff --git a/src/effects/SkLightingImageFilter.cpp b/src/effects/SkLightingImageFilter.cpp
index 4b0ab8e..9202818 100644
--- a/src/effects/SkLightingImageFilter.cpp
+++ b/src/effects/SkLightingImageFilter.cpp
@@ -743,7 +743,7 @@
 
 class SkImageFilterLight : public SkRefCnt {
 public:
-    
+
 
     enum LightType {
         kDistant_LightType,
@@ -880,8 +880,8 @@
         // Use X scale and Y scale on Z and average the result
         SkPoint locationZ = SkPoint::Make(fLocation.fZ, fLocation.fZ);
         matrix.mapVectors(&locationZ, 1);
-        SkPoint3 location = SkPoint3::Make(location2.fX, 
-                                           location2.fY, 
+        SkPoint3 location = SkPoint3::Make(location2.fX,
+                                           location2.fY,
                                            SkScalarAve(locationZ.fX, locationZ.fY));
         return new SkPointLight(location, color());
     }