refactor(core-api): remove search endpoints

[air1one]

Summary

Resolves #4063

Checklist

• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[codecov]

Codecov Report

Merging #4067 into develop will increase coverage by 3.15%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #4067      +/-   ##
===========================================
+ Coverage    10.19%   13.35%   +3.15%     
===========================================
  Files          715      715              
  Lines        17227    17188      -39     
  Branches      2089     2087       -2     
===========================================
+ Hits          1757     2296     +539     
+ Misses       15372    14786     -586     
- Partials        98      106       +8     

Flag	Coverage Δ
#functional	5.99% <ø> (?)
#integration	10.02% <ø> (-0.18%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
packages/core-api/src/controllers/blocks.ts	79.54% <ø> (+4.03%)	⬆️
packages/core-api/src/controllers/delegates.ts	67.34% <ø> (-2.47%)	⬇️
packages/core-api/src/controllers/locks.ts	80.00% <ø> (+11.03%)	⬆️
packages/core-api/src/controllers/transactions.ts	81.25% <ø> (+1.47%)	⬆️
packages/core-api/src/controllers/wallets.ts	61.11% <ø> (-1.66%)	⬇️
packages/core-api/src/resources-new/delegate.ts	100.00% <ø> (ø)
packages/core-api/src/resources-new/lock.ts	100.00% <ø> (ø)
packages/core-api/src/resources-new/wallet.ts	100.00% <ø> (ø)
packages/core-api/src/routes/blocks.ts	100.00% <ø> (ø)
packages/core-api/src/routes/delegates.ts	93.33% <ø> (-0.79%)	⬇️
... and 50 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 15521b7...64edb47. Read the comment docs.