Update cloning-medium-with-parchment.md (slab#2457)

docs/guides/cloning-medium-with-parchment.md

@@ -38,7 +38,7 @@ You cannot observe an Inline blot by just typing at this point since it does not
 
 Since `<p><span>Text</span></p>` and `<p>Text</p>` represent the same content, the former is invalid and it is part of Quill's optimization process to unwrap the `<span>`. Similarly, once we add formatting, `<p><em>Te</em><em>st</em></p>` and `<p><em><em>Test</em></em></p>` are also invalid, as they are not the most compact representation.
 
-Because of these contraints, **Quill cannot support arbitrary DOM trees and HTML changes**. But as we will see, the consistency and predicability this structure provides enables us to easily build rich editing experiences.
+Because of these constraints, **Quill cannot support arbitrary DOM trees and HTML changes**. But as we will see, the consistency and predicability this structure provides enables us to easily build rich editing experiences.
 
 
 ### Basic Formatting