fix(deps): update nest monorepo to v7.6.7

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@nestjs/common (source)	7.6.6 -> 7.6.7
@nestjs/core (source)	7.6.6 -> 7.6.7
@nestjs/platform-express (source)	7.6.6 -> 7.6.7
@nestjs/platform-socket.io (source)	7.6.6 -> 7.6.7
@nestjs/testing (source)	7.6.6 -> 7.6.7
@nestjs/websockets	7.6.6 -> 7.6.7

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Release Notes

nestjs/nest

v7.6.7

Compare Source

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[codecov]

Codecov Report

Merging #811 (12cb7e4) into master (a3824a8) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #811   +/-   ##
=======================================
  Coverage   91.28%   91.28%           
=======================================
  Files          93       93           
  Lines        2250     2250           
  Branches      248      248           
=======================================
  Hits         2054     2054           
  Misses        195      195           
  Partials        1        1           

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