[llvm] [mlir] [mlir python] Add nanobind support for standalone dialects. (PR #117922)

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``````````bash
darker --check --diff -r 866755f8da588ec2efbcac60679b9d9f5c4636a9...bdee4180687b1485ad4a950ebcf840c853856263 mlir/examples/standalone/python/mlir_standalone/dialects/standalone_pybind11.py mlir/python/mlir/dialects/python_pybind11_test.py mlir/examples/standalone/test/python/smoketest.py mlir/examples/standalone/python/mlir_standalone/dialects/standalone_nanobind.py mlir/python/mlir/dialects/python_nanobind_test.py
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View the diff from darker here.
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``````````diff
--- examples/standalone/test/python/smoketest.py	2024-11-27 20:40:17.000000 +0000
+++ examples/standalone/test/python/smoketest.py	2024-11-27 20:44:23.463984 +0000
@@ -4,15 +4,15 @@
 import sys
 from mlir_standalone.ir import *
 from mlir_standalone.dialects import builtin as builtin_d
 
 if sys.argv[1] == "pybind11":
-  from mlir_standalone.dialects import standalone_pybind11 as standalone_d
+    from mlir_standalone.dialects import standalone_pybind11 as standalone_d
 elif sys.argv[1] == "nanobind":
-  from mlir_standalone.dialects import standalone_nanobind as standalone_d
+    from mlir_standalone.dialects import standalone_nanobind as standalone_d
 else:
-  raise ValueError("Expected either pybind11 or nanobind as arguments")
+    raise ValueError("Expected either pybind11 or nanobind as arguments")
 
 
 with Context():
     standalone_d.register_dialect()
     module = Module.parse(

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https://github.com/llvm/llvm-project/pull/117922