Only run imports tests on x86_64

[jjacobelli]

Temporary workaround for arm64 as imports tests are not working currently

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (branch-21.10@40a3b03). Click here to learn what that means.
The diff coverage is n/a.

❗ Current head 3ee3ecf differs from pull request most recent head 95f31dd. Consider uploading reports for the commit 95f31dd to get more accurate results

@@               Coverage Diff               @@
##             branch-21.10    #9241   +/-   ##
===============================================
  Coverage                ?   10.85%           
===============================================
  Files                   ?      115           
  Lines                   ?    19158           
  Branches                ?        0           
===============================================
  Hits                    ?     2080           
  Misses                  ?    17078           
  Partials                ?        0           

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[jjacobelli]

rerun tests

[jjacobelli]

Admin merging as CI failure is not related to PR