Upgrade terraform-provider-newrelic to v3.73.0

[pulumi-bot]

This PR was generated via $ upgrade-provider pulumi/pulumi-newrelic --kind=provider --target-bridge-version=latest --target-version=3.73.0 --allow-missing-docs=true.

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• Upgrading terraform-provider-newrelic from 3.72.3 to 3.73.0.
  Fixes Upgrade terraform-provider-newrelic to v3.73.0 #1200

[github-actions]

Does the PR have any schema changes?

Looking good! No breaking changes found.
No new resources/functions.

Maintainer note: consult the runbook for dealing with any breaking changes.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 0.00%. Comparing base (779a8de) to head (4fd186f).

Additional details and impacted files

@@          Coverage Diff           @@
##           master   #1201   +/-   ##
======================================
  Coverage    0.00%   0.00%           
======================================
  Files           2       2           
  Lines           6       4    -2     
======================================
+ Misses          6       4    -2     

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