PY-34498 Add an inspection for pytest fixture that is not passed to test parameters

Report warning if a fixture is used without being passed to test function parameters or to
`@pytest.mark.usefixtures` decorator.


Co-authored-by: Denis Mashutin <Denis.Mashutin@jetbrains.com>


Merge-request: IJ-MR-108713
Merged-by: Egor Eliseev <Egor.Eliseev@jetbrains.com>

GitOrigin-RevId: 28d0711b99ab7ae180f672306dd4ab8a81f1feec

python/testData/quickFixes/PyTestAddFixtureToFuncParameterQuickFixTest/simpleUnpassedFixture.py

@@ -0,0 +1,10 @@
+import pytest
+
+
+@pytest.fixture
+def foo():
+    return 1
+
+
+def test_():
+    assert <warning descr="Fixture 'foo' is not requested by test functions or @pytest.mark.usefixtures marker"><caret>foo</warning> == 1