[Social Auth] Improve social errors.

[LoicPoullain]

Issue

Fixes #582

Solution and steps

• Improve the errors.

Checklist

• Add/update/check docs (code comments and docs/ folder).
• Add/update/check tests.
• Update/check the cli generators.

[codecov]

Codecov Report

Merging #584 into v1-3-1 will decrease coverage by 0.07%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           v1-3-1     #584      +/-   ##
==========================================
- Coverage   99.57%   99.49%   -0.08%     
==========================================
  Files          88       88              
  Lines        1635     1587      -48     
  Branches      373      341      -32     
==========================================
- Hits         1628     1579      -49     
- Misses          7        8       +1

Impacted Files	Coverage Δ
packages/core/src/express/create-app.ts	97.46% <0%> (-1.37%)	⬇️
packages/core/src/common/utils/controller.util.ts	100% <0%> (ø)	⬆️
...ages/core/src/common/utils/verify-password.util.ts	100% <0%> (ø)	⬆️
packages/core/src/sessions/token-optional.hook.ts	100% <0%> (ø)	⬆️
packages/core/src/sessions/token-required.hook.ts	100% <0%> (ø)	⬆️
packages/core/src/sessions/set-session-cookie.ts	100% <0%> (ø)	⬆️
...api/metadata-getters/get-api-complete-operation.ts	100% <0%> (ø)	⬆️
packages/core/src/express/create-middleware.ts	100% <0%> (ø)	⬆️
packages/core/src/express/handle-errors.ts	100% <0%> (ø)	⬆️
...ackages/core/src/sessions/remove-session-cookie.ts	100% <0%> (ø)	⬆️
... and 6 more

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