refactor(poetry): Set build-backend of poetry to latest recommended dependency pin.

See https://python-poetry.org/docs/basic-usage/#project-setup
and #1290 (comment)

Author: alexandervaneck

end_to_end_tests/docstrings-on-attributes-golden-record/pyproject.toml

@@ -16,7 +16,7 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]

end_to_end_tests/golden-record/pyproject.toml

@@ -16,7 +16,7 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]

end_to_end_tests/literal-enums-golden-record/pyproject.toml

@@ -16,7 +16,7 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]

end_to_end_tests/metadata_snapshots/poetry.pyproject.toml

@@ -16,7 +16,7 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]

end_to_end_tests/test-3-1-golden-record/pyproject.toml

@@ -16,7 +16,7 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.ruff]

openapi_python_client/templates/pyproject_poetry.toml.jinja

@@ -16,5 +16,5 @@ attrs = ">=22.2.0"
 python-dateutil = "^2.8.0"
 
 [build-system]
-requires = ["poetry-core>=1.0.0"]
+requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"