Exporter: export libraries specified as `requirements.txt`

[alexott]

Changes

Tests

• [x] make test run locally
• [ ] relevant change in docs/ folder
• [ ] covered with integration tests in internal/acceptance
• [ ] relevant acceptance tests are passing
• [ ] using Go SDK

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Please upload report for BASE (main@7d60ae7). Learn more about missing BASE report.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3649   +/-   ##
=======================================
  Coverage        ?   81.59%           
=======================================
  Files           ?      196           
  Lines           ?    19721           
  Branches        ?        0           
=======================================
  Hits            ?    16091           
  Misses          ?     2671           
  Partials        ?      959           

Files	Coverage Δ
exporter/importables.go	77.29% <ø> (ø)
exporter/util.go	76.24% <100.00%> (ø)