Dockerfile: fix FromAs Casing

[ArangoGutierrez]

No description provided.

[k8s-ci-robot]

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[TessaIO]

/lgtm

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 55be71e2ace8688f17f0babf844bbd2b31a9677f

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 39.50%. Comparing base (0418e7d) to head (a642414).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1753   +/-   ##
=======================================
  Coverage   39.50%   39.50%           
=======================================
  Files          80       80           
  Lines        7161     7161           
=======================================
  Hits         2829     2829           
  Misses       4072     4072           
  Partials      260      260