MC-4254: Text Height Inconsistency On Stage & Storefront

 - fix lint errors from code merge

Author: cspruiell

app/code/Magento/PageBuilder/view/adminhtml/web/css/source/content-type/text/_default.less

@@ -26,8 +26,8 @@
         overflow: auto;
 
         + .placeholder-text {
-            left: 0;
             height: 0;
+            left: 0;
             line-height: 0;
             pointer-events: none;
             position: relative;

app/code/Magento/PageBuilder/view/frontend/web/css/source/content-type/block/_default.less

@@ -11,7 +11,7 @@
     .block {
         p:last-child {
             margin-bottom: 1rem;
-            margin-top: 0rem;
+            margin-top: 0;
         }
     }
 }