Remove strawberry-django-plus, update strawberry.

[nrbnlulu]

resolves #402
resolves #398

[gqlauthbot]

Release type: minor

This release updates to the latest version of strawberry
and removes dependencies with strawberry-django-plus.

• The directive IsVerified is migrated to the new field
  extensions API and extends the django base permission
  extension.

• The Channels middleware will inject the user in request.user
  or request.scope["UserOrError"]

[codecov]

Codecov Report

Merging #403 (a2bae13) into main (64a27a5) will increase coverage by 0.04%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #403      +/-   ##
==========================================
+ Coverage   92.46%   92.51%   +0.04%     
==========================================
  Files          33       33              
  Lines        1474     1482       +8     
==========================================
+ Hits         1363     1371       +8     
  Misses        111      111              

Impacted Files	Coverage Δ
gqlauth/core/directives.py	100.00% <100.00%> (ø)
gqlauth/core/middlewares.py	89.24% <100.00%> (+0.23%)	⬆️
gqlauth/core/mixins.py	100.00% <100.00%> (ø)
gqlauth/core/utils.py	91.48% <100.00%> (+0.28%)	⬆️
gqlauth/user/queries.py	100.00% <100.00%> (ø)
gqlauth/user/resolvers.py	87.90% <100.00%> (ø)

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