fix: replace absolute difference with difference in echart

[zhaoyongjie]

🐛 Bug Fix

Currently, incorrect type of calculation in time comparsion, should replace absolute difference with difference.

backend codes at: apache/superset#16930

related issue: apache/superset#16766

[vercel]

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[codecov]

Codecov Report

Merging #1383 (bc4bd83) into master (63c9ca6) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1383   +/-   ##
=======================================
  Coverage   30.34%   30.34%           
=======================================
  Files         497      497           
  Lines        9979     9979           
  Branches     1680     1680           
=======================================
  Hits         3028     3028           
  Misses       6706     6706           
  Partials      245      245           

Impacted Files	Coverage Δ
...-chart-controls/src/sections/advancedAnalytics.tsx	100.00% <ø> (ø)

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[villebro]

LGTM, as long as we add a migration to migrate the affected chart metadata.