Less deprecation warnings during test runs

[bengolder]

Gets rid of the DEPRECATION WARNING lines that we keep seeing during test runs. Relates to heartcombo/devise#5644

bin/test state_file
8 processes for 82 specs, ~ 10 specs per process

Randomized with seed 6944

DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
DEPRECATION WARNING: `Rails.application.secrets` is deprecated in favor of `Rails.application.credentials` and will be removed in Rails 7.2. (called from <top (required)> at /Users/bgolder/Developer/vita-min/config/environment.rb:5)
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Finished in 1 minute 17.07 seconds (files took 11.96 seconds to load)
588 examples, 0 failures

Randomized with seed 6944

[github-actions]

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[rickreyhsig]

LGTM