add multi arch support to cassandra-schema container

[jkandasa]

Which problem is this PR solving?

• jager-cassandra-schema container does not have multi arch support.
• This PR adds support to generate multi arch container images

Short description of the changes

• additionally passed platform arguments to the build script

[codecov]

Codecov Report

Base: 97.17% // Head: 97.17% // No change to project coverage 👍

Coverage data is based on head (954006c) compared to base (503426c).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4122   +/-   ##
=======================================
  Coverage   97.17%   97.17%           
=======================================
  Files         295      295           
  Lines       17413    17413           
=======================================
  Hits        16921    16921           
  Misses        396      396           
  Partials       96       96           

Flag	Coverage Δ
unittests	97.17% <ø> (ø)

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[yurishkuro]

Please describe how this was tested

[jkandasa]

@yurishkuro I have not tested this locally. But I see a test runs this change
https://github.com/jaegertracing/jaeger/actions/runs/3757030553/jobs/6383776865#step:11:2249
I am not sure about the final image verified or not.