Use "Entity Types" in text rather than "entity_types"

Author: selfissued

openid-federation-1_0.xml

@@ -78,7 +78,7 @@
       </address>
     </author>
 
-    <date day="30" month="December" year="2025"/>
+    <date day="31" month="December" year="2025"/>
 
     <workgroup>OpenID Connect Working Group</workgroup>
 
@@ -7440,7 +7440,7 @@ HTTP/1.1 302 Found
                   </t>
                   <t>
                     The RP MUST first ensure that the information it was registered with
-                    at the OP contains the same set of entity_types as the request does.
+                    at the OP contains the same set of Entity Types as the request does.
                     After having collected a Trust Chain using the response Claim
                     <spanx style="verb">trust_anchor</spanx> as the
                     Entity Identifier for the Trust Anchor and
@@ -8221,7 +8221,7 @@ HTTP/1.1 302 Found
         </t>
         <t>
           Entities may be required to include a
-          <xref target="trust_chain_head_param">Trust Chain</xref>
+          Trust Chain
           in their requests, as explained in <xref target="UsingAuthzRequestObject"/>.
           The static Trust Chain gives a predefined trust path,
           meaning that Federation Entity Discovery need not be performed.