feat(api-gateway)!: Move '/v1/sql' to new sql API Scope

[KSDaemon]

This Pr moves /sql REST API Endpoint under the new API Scope sql. Please, adjust your context to api scopes functions accordingly.

Check List

• Tests have been run in packages where changes made if available
• Linter has been run for changed code
• Tests for the changes have been added if not covered yet
• Docs have been added / updated if required

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 47.87%. Comparing base (4d1b17a) to head (afd787c).
Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
packages/cubejs-api-gateway/src/gateway.ts	50.00%	2 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (4d1b17a) and HEAD (afd787c). Click for more details.

HEAD has 2 uploads less than BASE

Flag	BASE (4d1b17a)	HEAD (afd787c)
cubesql	2	0

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #9406       +/-   ##
===========================================
- Coverage   83.91%   47.87%   -36.04%     
===========================================
  Files         229      171       -58     
  Lines       83657    21422    -62235     
  Branches        0     3712     +3712     
===========================================
- Hits        70197    10255    -59942     
+ Misses      13460    10730     -2730     
- Partials        0      437      +437     

Flag	Coverage Δ
cube-backend	47.87% <50.00%> (?)
cubesql	?

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