lint: replace isort with Ruff's rule I

.pre-commit-config.yaml

@@ -16,17 +16,6 @@ repos:
             ^cpp/cmake/thirdparty/patches/.*|
             ^python/cudf/cudf/tests/data/subword_tokenizer_data/.*
           )
-  - repo: https://github.com/PyCQA/isort
-    rev: 5.13.2
-    hooks:
-      - id: isort
-        # Use the config file specific to each subproject so that each
-        # project can specify its own first/third-party packages.
-        args: ["--config-root=python/", "--resolve-all-configs"]
-        files: python/.*
-        exclude: |
-          (?x)^(^python/cudf_polars/.*)
-        types_or: [python, cython, pyi]
   - repo: https://github.com/MarcoGorelli/cython-lint
     rev: v0.16.2
     hooks:

pyproject.toml

@@ -34,6 +34,8 @@ select = [
     "F",
     # pycodestyle Warning
     "W",
+    # isort
+    "I",
     # no-blank-line-before-function
     "D201",
     # one-blank-line-after-class
@@ -96,6 +98,8 @@ ignore = [
     "E203",
     # line-too-long (due to Copyright header)
     "E501",
+    # [*] Import block is un-sorted or un-formatted
+    "I001",
 ]
 fixable = ["ALL"]
 exclude = [