[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

colour/models/jzazbz.py

@@ -375,8 +375,8 @@ def XYZ_to_Jzazbz(
             Lightness, :math:`a_z` is redness-greenness and :math:`b_z` is
             yellowness-blueness.
 
-        Warnings
-        --------
+    Warnings
+    --------
         The underlying *SMPTE ST 2084:2014* transfer function is an absolute
         transfer function.