restore dev-requirements for dbt-adapters@main

[MichelleArk]

Resolves #N/A

Problem

A pin on dbt-adapters was accidentally left in dev-requirements: accidentally left in a pin in dev-requirements

Example failure: #10929

Solution

restore dbt-adapters@main dependency

Checklist

• I have read the contributing guide and understand what's expected of me.
• I have run this code in development, and it appears to resolve the stated issue.
• This PR includes tests, or tests are not required or relevant for this PR.
• This PR has no interface changes (e.g., macros, CLI, logs, JSON artifacts, config files, adapter interface, etc.) or this PR has already received feedback and approval from Product or DX.
• This PR includes type annotations for new and modified functions.

[github-actions]

Thank you for your pull request! We could not find a changelog entry for this change. For details on how to document a change, see the contributing guide.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.19%. Comparing base (316ecfc) to head (dea5070).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #10930   +/-   ##
=======================================
  Coverage   89.19%   89.19%           
=======================================
  Files         183      183           
  Lines       23466    23476   +10     
=======================================
+ Hits        20930    20940   +10     
  Misses       2536     2536           

Flag	Coverage Δ
integration	86.56% <ø> (+<0.01%)	⬆️
unit	62.08% <ø> (+0.02%)	⬆️

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

Components	Coverage Δ
Unit Tests	62.08% <68.18%> (+0.02%)	⬆️
Integration Tests	86.56% <100.00%> (+<0.01%)	⬆️