Merge pull request #1865 from matteoolivi/fix-grammar-in-referencegra…

…nt-implementation-guideline

Fix grammar in implementation guidelines

site-src/api-types/referencegrant.md

@@ -94,7 +94,7 @@ When communicating the status of a cross-namespace reference, implementations
 MUST NOT expose information about the existence of a resource in another
 namespace unless a ReferenceGrant exists allowing the reference to occur. This
 means that if a cross-namespace reference is made without a ReferenceGrant to a
-resource that doesn't exist. Any status conditions or warning messages need to
+resource that doesn't exist, any status conditions or warning messages need to
 focus on the fact that a ReferenceGrant does not exist to allow this reference.
 No hints should be provided about whether or not the referenced resource exists.