Add TLS/mTLS options and configure the GraphQL HTTP service

[pullurib]

PR Description

Summary

The changes include the addition of command-line options to enable and configure TLS and mTLS for the GraphQL HTTP service.

Changes

1. New Command-Line Options:

   • --graphql-tls-enabled: Enable TLS for the GraphQL HTTP service.
   • --graphql-tls-keystore-file: Path to the TLS keystore file.
   • --graphql-tls-keystore-password-file: Path to the file containing the password for the TLS keystore.
   • --graphql-mtls-enabled: Enable mTLS for the GraphQL HTTP service.
   • --graphql-tls-truststore-file: Path to the TLS truststore file.
   • --graphql-tls-truststore-password-file: Path to the file containing the password for the TLS truststore.

2. Validation of Option Dependencies:

   • Added checks to ensure that the necessary TLS options are provided when TLS or mTLS is enabled.

Testing

• Added unit tests to verify the new TLS options and their dependencies.
• Ensured existing tests for GraphQL HTTP service are passing.

Documentation

• Updated the CHANGELOG.md to reflect the addition of new TLS options.

Thanks for sending a pull request! Have you done the following?

• Checked out our contribution guidelines?
• Considered documentation and added the doc-change-required label to this PR if updates are required.
• Considered the changelog and included an update if required.
• For database changes (e.g. KeyValueSegmentIdentifier) considered compatibility and performed forwards and backwards compatibility tests

Locally, you can run these tests to catch failures early:

• unit tests: ./gradlew build
• acceptance tests: ./gradlew acceptanceTest
• integration tests: ./gradlew integrationTest
• reference tests: ./gradlew ethereum:referenceTests:referenceTests