Fix X-Dataverse-Key

Author: qqmyers

doc/sphinx-guides/source/installation/config.rst

@@ -3608,7 +3608,7 @@ Can also be set via any `supported MicroProfile Config API source`_, e.g. the en
 dataverse.cors.headers.allow
 ++++++++++++++++++++++++++++
 
-Allowed headers for CORS requests. The default when this setting is missing is "Accept,Content-Type,X-Dataverse-Key,Range".
+Allowed headers for CORS requests. The default when this setting is missing is "Accept,Content-Type,X-Dataverse-key,Range".
 Multiple headers can be specified as a comma-separated list.
 
 Example:

src/main/java/edu/harvard/iq/dataverse/filter/CorsFilter.java

@@ -48,7 +48,7 @@ public void init(FilterConfig filterConfig) throws ServletException {
         if (allowCors) {
             methods = JvmSettings.CORS_METHODS.lookupOptional().orElse("PUT, GET, POST, DELETE, OPTIONS");
             allowHeaders = JvmSettings.CORS_ALLOW_HEADERS.lookupOptional()
-                    .orElse("Accept, Content-Type, X-Dataverse-Key, Range");
+                    .orElse("Accept, Content-Type, X-Dataverse-key, Range");
             exposeHeaders = JvmSettings.CORS_EXPOSE_HEADERS.lookupOptional()
                     .orElse("Accept-Ranges, Content-Range, Content-Encoding");
         }