Clarify that ecosystem compat statements are for spec authors.

Author: msporny

index.html

@@ -4227,8 +4227,9 @@ <h3>Ecosystem Compatibility</h3>
 If conceptually aligned digital credential formats can be transformed into a
 [=conforming document=] according to the rules provided in this section, they
 are considered <em>"compatible with the W3C Verifiable Credentials
-ecosystem"</em>. Specifications that describe how to perform transformations
-that enable compatibility with the Verifiable Credentials ecosystem:
+ecosystem"</em>. Specification authors are advised to adher to the following
+rules when documenting transformations that enable compatibility with the
+Verifiable Credentials ecosystem. The transformation specification
         </p>
 
         <ul>