chore(deps): pin dependency nodemon to 2.0.4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
nodemon (source)	devDependencies	pin	^2.0.4 -> 2.0.4

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[codecov-commenter]

Codecov Report

Merging #312 into master will increase coverage by 0.08%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #312      +/-   ##
==========================================
+ Coverage   70.18%   70.26%   +0.08%     
==========================================
  Files          94       94              
  Lines        1546     1547       +1     
  Branches      176      176              
==========================================
+ Hits         1085     1087       +2     
+ Misses        430      429       -1     
  Partials       31       31              

Impacted Files	Coverage Δ
src/client/shared/services/group/index.ts	80.95% <100.00%> (+5.95%)	⬆️

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