Apply suggestions from code review

Co-authored-by: Carlos Villavicencio <123113322+carlos-villavicencio-adsk@users.noreply.github.com>

Author: julien-lang

docs/cookbook/attachments.rst

@@ -303,7 +303,7 @@ defaults. Any other keys that are provided will be ignored.
     Only accepting slash ``/`` separated path. Does not accept Windows path.
     Alternative to ``local_path``
 
-Example 1 Using ``local_path``
+Example 1: Using ``local_path``
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 ::
@@ -344,7 +344,7 @@ The ``content_type`` was assigned a best-guess value based on the file extension
 the most appropriate specific LocalStorage match and assigned it to local_storage automatically.
 
 
-Example 2 Using ``relative_path``
+Example 2: Using ``relative_path``
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 ::