fix: Indent async implementation method correctly

[chbndrhnns]

Fixes https://youtrack.jetbrains.com/issue/PY-53074/Implement-abstract-methods-produces-syntax-error-for-async-methods

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Note

Adjusts method insertion to handle classes without bodies (ensuring correct indentation, including async), and adds tests for nested indentation and abstract method order.

• Implementation/Override logic:
  • Update writeMember in python/src/com/jetbrains/python/codeInsight/override/PyOverrideImplementUtil.java to build the function first and insert it via PyPsiRefactoringUtil.addElementToStatementList when no anchor is present, ensuring correct indentation for empty/nested class bodies (incl. async methods).
• Tests:
  • Add ImplementAbstractNestedIndentation.py and _after.py to verify correct indentation when implementing async methods in nested classes.
  • Extend ImplementAbstractOrder.py and _after.py to include foo2 and validate implementation order.
  • Add testImplementAbstractNestedIndentation in PyQuickFixTest.kt; keep testImplementAbstractOrder updated.

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[cursor]

Bug: Test data missing abstract method in after file

The ImplementAbstractOrder.py test file adds @abstractmethod def foo2(self) to the Abstract class, but ImplementAbstractOrder_after.py is missing this same abstract method definition in the Abstract class. The Abstract class should be identical in both files since the "implement methods" operation only modifies the subclass Foo, not the base class. This test data inconsistency will cause the test to fail or produce misleading results.

python/testData/inspections/ImplementAbstractOrder_after.py#L13-L15

intellij-community/python/testData/inspections/ImplementAbstractOrder_after.py

Lines 13 to 15 in 73f83ab

	pass
	def bar(self):

python/testData/inspections/ImplementAbstractOrder.py#L14-L17

intellij-community/python/testData/inspections/ImplementAbstractOrder.py

Lines 14 to 17 in 73f83ab

	@abstractmethod
	def foo2(self):
	pass

 

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