HandlerFeedGenerator: Remove 'entryUpdated' as it requires another approach

Any small change on a page "updates" the feed, which is misleading to clients.
May need "minor edit" or something. For now, get rid of it.

handlers/handlerfeedgenerator.cpp

@@ -89,7 +89,6 @@ std::string HandlerFeedGenerator::generateAtom(const std::vector<HandlerFeedGene
 			newestPublished = initialRevision.timestamp;
 		}
 		std::string entryPublished = utils::formatLocalDate(initialRevision.timestamp, dateformat) + "Z";
-		std::string entryUpdated = utils::formatLocalDate(current.timestamp, dateformat) + "Z";
 		std::string entryurl =
 			this->urlProvider->combine({this->urlProvider->rootUrl(), this->urlProvider->page(page.name)});
 		TemplatePage atomentry = this->templ->getPage("feeds/atomentry");
@@ -97,7 +96,7 @@ std::string HandlerFeedGenerator::generateAtom(const std::vector<HandlerFeedGene
 		atomentry.setVar("entryurl", utils::html_xss(entryurl));
 		atomentry.setVar("entryid", utils::html_xss(entryurl));
 		atomentry.setVar("entrypublished", entryPublished);
-		atomentry.setVar("entryupdated", entryUpdated);
+		atomentry.setVar("entryupdated", entryPublished);
 		atomentry.setVar("entrycontent", utils::html_xss(revisionRenderer.renderContent(current, page.title)));
 		stream << atomentry.render();
 	}