fix: Behaviour change in the Snowflake animation

Author: samruddhi-Rahegaonkar

lib/badge_animation/ani_snowflake.dart

@@ -7,10 +7,13 @@ class SnowFlakeAnimation extends BadgeAnimation {
     int newGridHeight = processGrid.length;
     int newGridWidth = processGrid[0].length;
 
+    // Calculate the total number of frames based on overflow
     int framesCount = (newGridWidth / badgeWidth).ceil();
 
+    // The current frame index
     int currentFrame = animationIndex % framesCount;
 
+    // Always left-align: start at column 0 for each frame, but fetch the right slice from processGrid
     int startCol = currentFrame * badgeWidth;
 
     for (int i = 0; i < badgeHeight; i++) {
@@ -20,4 +23,4 @@ class SnowFlakeAnimation extends BadgeAnimation {
       }
     }
   }
-}
+}