Terraform deploy may 2023 fixes

[jdddog]

• Increase BigQuery single query limit
• Terraform: remove database protector, set deletion_protection_enabled = true to stops the database being deleted at the GCP platform level, and set external IPs as sensitive.
• For ElasticImportWorkflow use data interval end for snapshot date.

[codecov]

Codecov Report

Patch coverage: 69.23% and project coverage change: -0.08 ⚠️

Comparison is base (19eb82b) 87.79% compared to head (a6042a3) 87.72%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #620      +/-   ##
===========================================
- Coverage    87.79%   87.72%   -0.08%     
===========================================
  Files           38       38              
  Lines         5130     5140      +10     
  Branches       620      622       +2     
===========================================
+ Hits          4504     4509       +5     
- Misses         495      496       +1     
- Partials       131      135       +4     

Impacted Files	Coverage Δ
...tory/platform/workflows/elastic_import_workflow.py	77.36% <66.66%> (-0.61%)	⬇️
...ervatory-platform/observatory/platform/bigquery.py	89.23% <100.00%> (-0.85%)	⬇️

... and 1 file with indirect coverage changes

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