Merge remote-tracking branch 'origin/MAGETWO-93031' into 2.3-develop-pr34

Author: zakdma

app/code/Magento/Email/view/frontend/email/header.html

@@ -43,8 +43,6 @@
 
                                 {{if logo_height}}
                                     height="{{var logo_height}}"
-                                {{else}}
-                                    height="52"
                                 {{/if}}
 
                                 src="{{var logo_url}}"