feat: block height staleness checker

[aljo242]

Closes CON-1704

Add a BlockAgeChecker interface that defi providers can use when checking responses.

[codecov]

Codecov Report

Attention: Patch coverage is 83.56164% with 12 lines in your changes missing coverage. Please review.

Project coverage is 56.53%. Comparing base (0ea032f) to head (08fc79d).
Report is 1 commits behind head on main.

Files	Patch %	Lines
providers/apis/defi/ethmulticlient/multi_client.go	72.41%	7 Missing and 1 partial ⚠️
providers/apis/defi/osmosis/client.go	85.71%	1 Missing and 1 partial ⚠️
providers/apis/defi/raydium/multi_client.go	85.71%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #705      +/-   ##
==========================================
+ Coverage   56.50%   56.53%   +0.03%     
==========================================
  Files         256      257       +1     
  Lines       13461    13495      +34     
==========================================
+ Hits         7606     7630      +24     
- Misses       5121     5128       +7     
- Partials      734      737       +3     

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[technicallyty]

LGTM just some code that can be removed leftover