Update CLI to v1.2.1

[awrichar]

See https://github.com/hyperledger/firefly-cli/releases/tag/v1.2.1

This will fix the failing integration test which relies on a new Fabric flag: https://github.com/hyperledger/firefly/actions/runs/4602562209/jobs/8131661028

[codecov-commenter]

Codecov Report

Merging #1260 (4aef90f) into main (c4d7c22) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #1260      +/-   ##
==========================================
- Coverage   99.97%   99.96%   -0.01%     
==========================================
  Files         308      308              
  Lines       20555    20555              
==========================================
- Hits        20549    20547       -2     
- Misses          4        5       +1     
- Partials        2        3       +1     

see 1 file with indirect coverage changes

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