Feat(connector): [ELAVON] Template PR

[sumanmaji4]

Type of Change

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

Description

Template code added for new connector Elavon
https://developer.elavon.com/products/xml-api/v1/api-reference#tag/Process-Transaction-Online

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]

Review changes with SemanticDiff.

Analyzed 18 of 27 files.

Overall, the semantic diff is 2% smaller than the GitHub diff.

File Information

	Filename	Status
❔	scripts/add_connector.sh	Unsupported file format
❔	loadtest/config/development.toml	Unsupported file format
✔️	crates/test_utils/src/connector_auth.rs	Analyzed
✔️	crates/router/tests/connectors/elavon.rs	Analyzed
✔️	crates/router/tests/connectors/main.rs	Analyzed
❔	crates/router/tests/connectors/sample_auth.toml	Unsupported file format
✔️	crates/router/src/connector.rs	92.64% smaller
✔️	crates/router/src/types/api.rs	Analyzed
✔️	crates/router/src/types/transformers.rs	Analyzed
✔️	crates/router/src/core/payments/connector_integration_v2_impls.rs	18.18% smaller
✔️	crates/router/src/core/payments/flows.rs	18.18% smaller
✔️	crates/hyperswitch_interfaces/src/configs.rs	Analyzed
✔️	crates/hyperswitch_connectors/src/connectors.rs	73.59% smaller
✔️	crates/hyperswitch_connectors/src/default_implementations.rs	17.39% smaller
✔️	crates/hyperswitch_connectors/src/default_implementations_v2.rs	17.39% smaller
✔️	crates/hyperswitch_connectors/src/connectors/elavon.rs	Analyzed
✔️	crates/hyperswitch_connectors/src/connectors/elavon/transformers.rs	Analyzed
✔️	crates/common_enums/src/enums.rs	Analyzed
✔️	crates/api_models/src/enums.rs	Analyzed
❔	config/config.example.toml	Unsupported file format
❔	config/development.toml	Unsupported file format
❔	config/docker_compose.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
✔️	api-reference-v2/openapi_spec.json	Analyzed
✔️	api-reference/openapi_spec.json	Analyzed

[deepanshu-iiitu]

Please maintain alphabetical order