Heatmap: Aesthetic removal of gaps in axis labels

server.py

@@ -850,7 +850,7 @@ class LeaderboardServer:
         p1 = create_heatmap(
             normalized_scores_sub,
             original_scores_sub * 100,
-            x_axis_label="Model < 16B",
+            x_axis_label="Model <16B",
             y_axis_label=fig_y_axis_label,
         )
         
@@ -864,7 +864,7 @@ class LeaderboardServer:
         p2 = create_heatmap(
             normalized_scores_sub,
             original_scores_sub * 100,
-            x_axis_label="Model >= 16B",
+            x_axis_label="Model ≥16B",
             y_axis_label=fig_y_axis_label,
             y_axis_visible=False,
         )