ci: pin array-api-strict to <2.1.1 (#4326)

See #4325.

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Chores**
	- Updated dependency constraints for improved reliability.
	- Expanded testing commands to enhance the testing suite.
- Improved setup process with additional installation commands for
specific environments.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Signed-off-by: Jinzhe Zeng <[email protected]>

pyproject.toml

@@ -85,7 +85,8 @@ test = [
     "pytest-sugar",
     "pytest-split",
     "dpgui",
-    'array-api-strict>=2;python_version>="3.9"',
+    # https://github.com/data-apis/array-api-strict/issues/85
+    'array-api-strict>=2,<2.1.1;python_version>="3.9"',
 ]
 docs = [
     "sphinx>=3.1.1",