Issue: [CHORE] FIX TYPOS IN THE REPO

Its been months since the typos in the repo being unaddressed. 

This has resulted in negligence leading to even more typos being introduced.

Resolution: <think>
PR Context:
- Title: chore: fix typos in the repo
- Merged: 2025-05-23T07:52:09Z
- Files changed: 29 files
- Commits: 9 commits

Implementation approach:
## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [ ] Bugfix
- [ ] New feature
- [ ] Enhancement
- [x] Refactoring
- [ ] Dependency updates
- [ ] Documentation
- [ ] CI/CD

## Description
<!-- Describe your changes in detail -->

This PR updates all the typos in the repository. For reference, check: https://github.com/juspay/hyperswitch/actions/runs/15082629873/job/42401247676?pr=8056

### Additional Changes

- [ ] This PR modifies the API contract
- [ ] This PR
</think>

To implement this, you'll need to modify:


**Detailed Implementation:**


**Commit 1:** chore: fix typos in the repo (#8063)
Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot
Files to modify:


**crates/api_models/src/payments.rs**
  Modify existing code

**crates/common_types/src/payment_methods.rs**
  Modify existing code

**crates/common_utils/src/macros.rs**
  Modify existing code

**crates/common_utils/src/types.rs**
  Modify existing code

**crates/hyperswitch_connectors/src/connectors/braintree/transformers.rs**
  Modify existing code

**crates/hyperswitch_connectors/src/connectors/fiuu/transformers.rs**
  Remove:
    - struct: pub::FiuuWebhookSignauture
  Add:
    - struct: pub::FiuuWebhookSignature

**crates/hyperswitch_connectors/src/connectors/recurly.rs**
  Modify existing code

**crates/hyperswitch_connectors/src/connectors/worldpay/response.rs**
  Modify existing code

**crates/hyperswitch_domain_models/src/router_request_types/unified_authentication_service.rs**
  Modify existing code

**crates/router/src/core/payment_methods.rs**
  Modify existing code

**crates/router/src/core/payments.rs**
  Modify existing code

**crates/router/src/core/payments/retry.rs**
  Modify existing code

**crates/router/src/core/revenue_recovery.rs**
  Modify existing code

**crates/router/src/core/unified_authentication_service.rs**
  Modify existing code

**crates/router/src/utils/currency.rs**
  Modify existing code