Update tutorials/3d/environment_and_post_processing.rst

Co-authored-by: tetrapod <[email protected]>

Author: allenwp

tutorials/3d/environment_and_post_processing.rst

@@ -335,7 +335,7 @@ The tone mapping options are:
     look blown out. The simplest and fastest tonemapper.
   - **Reinhard:** A simple tonemapping curve that rolls off bright values to
     prevent clipping. This results in an image that can appear dull and low
-    contrast. Slower than Linear. *Note:* When **White** is left at the default
+    contrast. Slower than Linear. When **White** is left at the default
     value of ``1.0``, Reinhard produces an identical image to Linear.
   - **Filmic:** Uses a film-like tonemapping curve to prevent clipping of
     bright values and provide better contrast than Reinhard. Slightly slower