refactor: General cleanup - remove deprecated logic, improve naming consistency, and add inline documentation

[ritoban23]

Type of Change

• [ ] Bugfix
• [ ] New feature
• [ ] Enhancement
• [x] Refactoring
• [ ] Dependency updates
• [x] Documentation
• [ ] CI/CD

Description

General cleanup to remove deprecated logic, improve naming consistency, and add inline documentation:

• Fixed spelling: ErrorOccured → ErrorOccurred (component name)
• Fixed spelling: broswerInfo → browserInfo (function name)
• Fixed spelling: atleast → at least (warning messages)
• Fixed variable name: puseduoArr → pseudoArr
• Removed debug console logs from PaymentMethodCollectElement.res
• Improved TODO comments with clearer descriptions
• Added inline documentation for constructClass function

fixes #1157

How did you test it?

• Verified no compilation errors after changes
• Confirmed all references to old misspelled component were updated

Checklist

• [x] I ran npm run re:build
• [x] I reviewed submitted code
• [ ] I added unit tests for my changes where possible

[semanticdiff-com[bot]]

Review changes with  

[AbhishekChorotiya]

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