Minor Linting Fix

Linting Fix (#164)

* Linting Fix

GraphQL: Skip sending empty variables to avoid 400 from shopify

GraphQL: Skip sending empty variables to avoid 400 from shopify

Fixed a minor Typo in GraphQL Service

Fixed a minor Typo in GraphQL Service

Added missing property

• Add missing property

Add support for GraphQL calls

• Added new service to allow for GraphQL calls

Reverted changes from last release

Revert "Added fulfillment property for variant"

This field has been deprecated and previously removed. It doesn't make sense to re-add the field. Stores receiving fulfillment service related error on variant create/update should set a default fulfillment service or fix the impacted variant or products.

Added Fulfillment property for Variant

• Added fulfillment property for variant. Shopify was throwing 422 error when shop doesn't have default fulfillment service

5.0.0

• Changed default API version to 2023-04
• Fixed unit test
• Added Service and Model for FulfillmentOrder
• New endpoint to create fulfillments

4.0.2

Changing default API version to 2023-01, to avoid any deprecated calls from Shopify apps, when API version is not set.

Remove Fulfillment Service field from variant

Bring changes from https://github.com/bold-commerce/bold-shopify-toolkit/releases/tag/4.0.1 into php 7 tag.

Full Changelog: 3.3.0...3.4.0