fix(sdk): updated flaky test

[smartcontracts]

Description
Fixes a flaky test in the SDK first spotted in this PR: #2133

[changeset-bot]

⚠️ No Changeset found

Latest commit: 79f63a8

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[codecov-commenter]

Codecov Report

Merging #2135 (79f63a8) into develop (849ec8c) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop    #2135   +/-   ##
========================================
  Coverage    72.96%   72.96%           
========================================
  Files           85       85           
  Lines         2918     2918           
  Branches       496      496           
========================================
  Hits          2129     2129           
  Misses         789      789           

Flag	Coverage Δ
batch-submitter	62.63% <ø> (ø)
contracts	90.48% <ø> (ø)
core-utils	59.94% <ø> (ø)
data-transport-layer	37.74% <ø> (ø)
message-relayer	70.86% <ø> (ø)
sdk	70.86% <ø> (ø)

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