Remove "canonical" from a couple more places in docstrings which

I missed.

stix2/equivalence/pattern/transform/comparison.py

@@ -147,9 +147,8 @@ class OrderDedupeTransformer(
     ComparisonExpressionTransformer,
 ):
     """
-    Canonically order the children of all nodes in the AST.  Because the
-    deduping algorithm is based on sorted data, this transformation also does
-    deduping.
+    Order the children of all nodes in the AST.  Because the deduping algorithm
+    is based on sorted data, this transformation also does deduping.
 
     E.g.:
         A and A => A

stix2/equivalence/pattern/transform/observation.py

@@ -234,7 +234,7 @@ class OrderDedupeTransformer(
     ObservationExpressionTransformer,
 ):
     """
-    Canonically order AND/OR expressions, and dedupe ORs.  E.g.:
+    Order AND/OR expressions, and dedupe ORs.  E.g.:
 
         A or A => A
         B or A => A or B