chore(function): add support for fast retry with cassettes

[remyleone]

No description provided.

[codecov-commenter]

Codecov Report

Merging #1189 (d06caa5) into master (d9ae345) will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##           master   #1189      +/-   ##
=========================================
- Coverage    1.51%   1.51%   -0.01%     
=========================================
  Files          95      95              
  Lines       15516   15523       +7     
=========================================
  Hits          235     235              
- Misses      15258   15265       +7     
  Partials       23      23              

Impacted Files	Coverage Δ
scaleway/helpers_function.go	0.00% <0.00%> (ø)
scaleway/resource_function_namespace.go	0.00% <0.00%> (ø)

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