fix: element indent

Author: nschonni

jsonschema-core.xml

@@ -35,7 +35,7 @@
             </address>
         </author>
 
-      <author fullname="Ben Hutton" initials="B" surname="Hutton" role="editor">
+        <author fullname="Ben Hutton" initials="B" surname="Hutton" role="editor">
             <organization>Wellcome Sanger Institute</organization>
             <address>
                 <email>[email protected]</email>
@@ -3174,7 +3174,7 @@ Link: </alice>;rel="schema", </bob>;rel="schema"
 
             </section>
 
-             <section title="Usage Over HTTP">
+            <section title="Usage Over HTTP">
                 <t>
                     When used for hypermedia systems over a network,
                     <xref target="RFC7231">HTTP</xref> is frequently the protocol of choice for
@@ -3208,7 +3208,7 @@ User-Agent: product-name/5.4.1 so-cool-json-schema/1.0.2 curl/7.43.0
                 </t>
             </section>
 
-       </section>
+        </section>
 
         <section title="Security Considerations" anchor="security">
             <t>