chore: migrate meta to its own package

[remyleone]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 92.64286% with 103 lines in your changes are missing coverage. Please review.

Project coverage is 73.51%. Comparing base (656b834) to head (8d89b3c).

Files	Patch %	Lines
scaleway/resource_apple_silicon_server.go	0.00%	10 Missing ⚠️
scaleway/resource_domain_zone.go	58.33%	5 Missing ⚠️
scaleway/provider.go	0.00%	4 Missing ⚠️
scaleway/helpers_apple_silicon.go	0.00%	3 Missing ⚠️
scaleway/helpers_container_triggers.go	57.14%	2 Missing and 1 partial ⚠️
scaleway/helpers_function_triggers.go	57.14%	2 Missing and 1 partial ⚠️
scaleway/resource_block_snapshot.go	70.00%	3 Missing ⚠️
scaleway/resource_block_volume.go	70.00%	3 Missing ⚠️
scaleway/resource_container_trigger.go	75.00%	3 Missing ⚠️
scaleway/resource_document_db_instance.go	70.00%	3 Missing ⚠️
... and 26 more

Additional details and impacted files

@@           Coverage Diff            @@
##           master    #2449    +/-   ##
========================================
  Coverage   73.50%   73.51%            
========================================
  Files         234      234            
  Lines       35734    35488   -246     
========================================
- Hits        26268    26089   -179     
+ Misses       7202     7145    -57     
+ Partials     2264     2254    -10     

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