fix: No change if same minItems or maxItems

[danilofuchs]

Closes #779

Handling equal minItems or maxItems

Fixes this missing detail from #753

Note:
The original PR considered that adding minItems or maxItems is a compatible change. I'm not sure I agree, but I added tests just in case

[Copilot]

Pull Request Overview

This PR addresses the handling of cases where minItems or maxItems remains unchanged, ensuring no diff is reported when these values are equal. Key changes include updating test cases for minItems/maxItems behavior and modifying the diff-check logic in ChangedMinItems and ChangedMaxItems.

Reviewed Changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
core/src/test/resources/schemaDiff/schema-min-max-items-diff-2.yaml	Added schema definitions for testing unchanged and altered minItems/maxItems
core/src/test/resources/schemaDiff/schema-min-max-items-diff-1.yaml	Similar schema tests to verify proper diff reporting for minItems/maxItems
core/src/test/java/org/openapitools/openapidiff/core/SchemaDiffTest.java	Updated tests to check for no change, removal, and addition cases for minItems/maxItems
core/src/main/java/org/openapitools/openapidiff/core/model/schema/ChangedMinItems.java	Modified equality check logic for unchanged minItems
core/src/main/java/org/openapitools/openapidiff/core/model/schema/ChangedMaxItems.java	Modified equality check logic for unchanged maxItems

[DrSatyr]

@danilofuchs Thanks for your contribution!!!