obs-filters: Change "LUT Filter" to "Apply LUT"

At request of c3r1c3 to be a bit more specific.

plugins/obs-filters/data/locale/en-US.ini

@@ -1,5 +1,5 @@
 ColorFilter="Color Correction"
-ColorGradeFilter="LUT Filter"
+ColorGradeFilter="Apply LUT"
 MaskFilter="Image Mask/Blend"
 AsyncDelayFilter="Video Delay (Async)"
 CropFilter="Crop/Pad"