[FEATURE] Apply SOLID and Clean Code practices

[danieldagerom]

Is your feature request related to a problem? Please describe.
A suggestion of some components that should follow Clean Code and SOLID practices for better code quality.

Describe the solution you'd like
Apply clean code and solid best practices to the analyzed components.

Describe alternatives you've considered
Removing Unnecessary or redundant comments (Clean Code):

• docs/event_definitions/common.ts
• app/javascript/components/form_fields/MoneyTextField.tsx
• app/javascript/components/users/SignInComponent.tsx
• app/javascript/donate-button/donate-button.v2.ts
• app/javascript/hooks/specs/useCurrentUserAuth/SignInFailed.spec.tsx
• app/javascript/hooks/specs/useCurrentUserAuth/SignInSuccessful.spec.tsx
• app/javascript/hooks/specs/useCurrentUserAuth/SignInInProgress.spec.tsx
• app/javascript/hooks/specs/useCurrentUserAuth/SignInFailedAndThenSucceeded.spec.tsx

Fixing grammar error:

• app/javascript/legacy/campaigns/new/wizard.js