Fix edit content button on migrated issue content (#8877)

Typo on a closing span tag caused edit button not to work properly on
the original issue content for a migrated issue.

Fixes #8876

templates/repo/issue/view_content.tmpl

@@ -22,7 +22,7 @@
 				<div class="content">
 					<div class="ui top attached header">
 					{{if .Issue.OriginalAuthor }}
-						<span class="text black"><i class="fa {{MigrationIcon .Repository.GetOriginalURLHostname}}" aria-hidden="true"></i> {{ .Issue.OriginalAuthor }}</span><span class="text grey"> {{.i18n.Tr "repo.issues.commented_at" .Issue.HashTag $createdStr | Safe}}<span> <span class="text migrate">{{if .Repository.OriginalURL}} ({{$.i18n.Tr "repo.migrated_from" .Repository.OriginalURL .Repository.GetOriginalURLHostname | Safe }}){{end}}</span>
+						<span class="text black"><i class="fa {{MigrationIcon .Repository.GetOriginalURLHostname}}" aria-hidden="true"></i> {{ .Issue.OriginalAuthor }}</span><span class="text grey"> {{.i18n.Tr "repo.issues.commented_at" .Issue.HashTag $createdStr | Safe}}</span> <span class="text migrate">{{if .Repository.OriginalURL}} ({{$.i18n.Tr "repo.migrated_from" .Repository.OriginalURL .Repository.GetOriginalURLHostname | Safe }}){{end}}</span>
 					{{else}}
 						<span class="text grey"><a {{if gt .Issue.Poster.ID 0}}href="{{.Issue.Poster.HomeLink}}"{{end}}>{{.Issue.Poster.GetDisplayName}}</a> {{.i18n.Tr "repo.issues.commented_at" .Issue.HashTag $createdStr | Safe}}</span>
 					{{end}}