Merge pull request #4958 from csholmq/fix/tooltip

fix(tooltip): remove redundant scroll offset

Author: sidharthv96

packages/mermaid/src/diagrams/flowchart/flowDb.js

@@ -425,7 +425,7 @@ const setupToolTips = function (element) {
       tooltipElem
         .text(el.attr('title'))
         .style('left', window.scrollX + rect.left + (rect.right - rect.left) / 2 + 'px')
-        .style('top', window.scrollY + rect.top - 14 + document.body.scrollTop + 'px');
+        .style('top', window.scrollY + rect.bottom + 'px');
       tooltipElem.html(tooltipElem.html().replace(/&lt;br\/&gt;/g, '<br/>'));
       el.classed('hover', true);
     })