Refactor(core): interpolate success_based_routing config params with their specific values

[prajjwalkumar17]

Type of Change

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

Description

This will interpolate the success_based_routing config params with the specific payment's values:
So for now the redis key was something like PaymentMethod:Currency
After this change it will be something like Card:USD

Additional Changes

• This PR modifies the API contract
• This PR modifies the database schema
• This PR modifies application configuration/environment variables

Motivation and Context

How did you test it?

This is tested locally can't be tested on sbx or integ as it requires access for redis.

Checklist

• I formatted the code cargo +nightly fmt --all
• I addressed lints thrown by cargo clippy
• I reviewed the submitted code
• I added unit tests for my changes where possible

[semanticdiff-com]

Review changes with  

Changed Files

File	Status
crates/router/src/core/payments.rs	27% smaller
crates/router/src/core/routing/helpers.rs	7% smaller
crates/router/src/core/payments/operations/payment_response.rs	2% smaller
crates/api_models/src/routing.rs	0% smaller
crates/external_services/src/grpc_client.rs	0% smaller
crates/external_services/src/grpc_client/dynamic_routing.rs	0% smaller
crates/router/src/core/errors.rs	0% smaller
crates/router/src/core/payments/routing.rs	0% smaller

[Chethan-rao]

Could u move the startup log which is getting logged even when feature is disabled

[Chethan-rao]

Add test cases screen shots for displaying the redis keys

[NishantJoshi00]

good find