Fix typo in the image image_update summary.

[p0psicles]

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[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (develop@9c39360). Click here to learn what that means.
The diff coverage is 0%.

@@            Coverage Diff             @@
##             develop    #3588   +/-   ##
==========================================
  Coverage           ?   33.02%           
==========================================
  Files              ?      274           
  Lines              ?    34738           
  Branches           ?        0           
==========================================
  Hits               ?    11473           
  Misses             ?    23265           
  Partials           ?        0

Impacted Files	Coverage Δ
medusa/server/web/manage/handler.py	7.54% <0%> (ø)

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