Viz add colorbar

https://www.notion.so/qim-dtu/Add-colorbar-to-vizualisation-tools-a1b4cb67bd4a4de39a7ac40bf5d35fd5

qim3d/viz/explore.py

@@ -3,6 +3,8 @@ Provides a collection of visualization functions.
 """
 
 import math
+import warnings
+
 from typing import List, Optional, Union
 
 import dask.array as da
@@ -130,6 +132,7 @@ def slices(
         figsize=(ncols * img_height, nrows * img_width),
         constrained_layout=True,
     )
+
     if nrows == 1:
         axs = [axs]  # Convert to a list for uniformity
 
@@ -191,8 +194,10 @@ def slices(
             # Hide the axis, so that we have a nice grid
             ax.axis("off")
 
-    if cbar:
-        fig.tight_layout()
+    if cbar:     
+        with warnings.catch_warnings():
+            warnings.simplefilter("ignore", category=UserWarning)
+            fig.tight_layout()
         norm = matplotlib.colors.Normalize(vmin=new_vmin, vmax=new_vmax, clip=True)
         mappable = matplotlib.cm.ScalarMappable(norm=norm, cmap=cmap)