[DDO-3272] Move metrics code out of deprecated folders

[jack-r-warren]

Adapts the metrics-generation code to live outside the deprecated folders

Testing

Sherlock boots and generates metrics. It would scream if it couldn't, there's a test oo.

Risk

Very low

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
3 Code Smells

No Coverage information
0.0% Duplication

[github-actions]

No API changes detected

[github-actions]

Published image from 86f6c94 (merge fd3ea3e):

us-central1-docker.pkg.dev/dsp-artifact-registry/sherlock/sherlock:v0.2.26-fd3ea3e

[codecov]

Codecov Report

Merging #343 (86f6c94) into main (8729332) will increase coverage by 2.24%.
Report is 1 commits behind head on main.
The diff coverage is 25.00%.

@@            Coverage Diff             @@
##             main     #343      +/-   ##
==========================================
+ Coverage   63.21%   65.46%   +2.24%     
==========================================
  Files         147      147              
  Lines        8683     8689       +6     
==========================================
+ Hits         5489     5688     +199     
+ Misses       2819     2599     -220     
- Partials      375      402      +27     

Files	Coverage Δ
sherlock/internal/boot/application.go	59.34% <20.00%> (ø)
sherlock/internal/models/metrics_cron.go	48.28% <27.27%> (ø)

... and 1 file with indirect coverage changes