fix: remove parts of smear sticking out

lua/smear_cursor/config.lua

@@ -52,7 +52,7 @@ M.min_slope_vertical = 2
 M.color_levels = 16 -- Minimum 1
 M.gamma = 2.2 -- For color blending
 M.max_shade_no_matrix = 0.75 -- 0: more overhangs, 1: more matrices
-M.matrix_pixel_threshold = 0.5 -- 0: all pixels, 1: no pixel
+M.matrix_pixel_threshold = 0.7 -- 0: all pixels, 1: no pixel
 M.matrix_pixel_min_factor = 0.5 -- 0: all pixels, 1: no pixel
 M.volume_reduction_exponent = 0.3 -- 0: no reduction, 1: full reduction
 M.minimum_volume_factor = 0.5 -- 0: no limit, 1: no reduction