feat(connector): [Paymentwall] Template PR

[ImSagnik007]

Type of Change

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

Description

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?

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]

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Changed Files

File	Status
crates/router/src/connector.rs	85% smaller
crates/hyperswitch_connectors/src/connectors.rs	55% smaller
crates/router/src/core/payments/connector_integration_v2_impls.rs	6% smaller
crates/router/src/core/payments/flows.rs	5% smaller
config/config.example.toml	Unsupported file format
config/deployments/integration_test.toml	Unsupported file format
config/deployments/production.toml	Unsupported file format
config/deployments/sandbox.toml	Unsupported file format
config/development.toml	Unsupported file format
config/docker_compose.toml	Unsupported file format
crates/api_models/src/connector_enums.rs	0% smaller
crates/common_enums/src/connector_enums.rs	0% smaller
crates/hyperswitch_connectors/src/connectors/paymentwall.rs	0% smaller
crates/hyperswitch_connectors/src/connectors/paymentwall/transformers.rs	0% smaller
crates/hyperswitch_connectors/src/default_implementations.rs	0% smaller
crates/hyperswitch_connectors/src/default_implementations_v2.rs	0% smaller
crates/hyperswitch_interfaces/src/configs.rs	0% smaller
crates/router/src/types/api.rs	0% smaller
crates/router/src/types/transformers.rs	0% smaller
crates/router/tests/connectors/main.rs	0% smaller
crates/router/tests/connectors/paymentwall.rs	0% smaller
crates/router/tests/connectors/sample_auth.toml	Unsupported file format
crates/test_utils/src/connector_auth.rs	0% smaller
loadtest/config/development.toml	Unsupported file format
scripts/add_connector.sh	Unsupported file format