Update dependency isort to ==6.1.*

pyproject.toml

@@ -33,7 +33,7 @@ build-backend = "uv_build"
 [dependency-groups]
 dev = [
     "flake8==7.3.*",
-    "isort==7.0.*",
+    "isort==6.1.*",
     "pytest==8.4.*",
 ]
 

uv.lock

@@ -112,7 +112,7 @@ requires-dist = [
 [package.metadata.requires-dev]
 dev = [
     { name = "flake8", specifier = "==7.3.*" },
-    { name = "isort", specifier = "==7.0.*" },
+    { name = "isort", specifier = "==6.1.*" },
     { name = "pytest", specifier = "==8.4.*" },
 ]
 
@@ -232,11 +232,11 @@ wheels = [
 
 [[package]]
 name = "isort"
-version = "7.0.0"
+version = "6.1.0"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/63/53/4f3c058e3bace40282876f9b553343376ee687f3c35a525dc79dbd450f88/isort-7.0.0.tar.gz", hash = "sha256:5513527951aadb3ac4292a41a16cbc50dd1642432f5e8c20057d414bdafb4187", size = 805049, upload-time = "2025-10-11T13:30:59.107Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/1e/82/fa43935523efdfcce6abbae9da7f372b627b27142c3419fcf13bf5b0c397/isort-6.1.0.tar.gz", hash = "sha256:9b8f96a14cfee0677e78e941ff62f03769a06d412aabb9e2a90487b3b7e8d481", size = 824325, upload-time = "2025-10-01T16:26:45.027Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/7f/ed/e3705d6d02b4f7aea715a353c8ce193efd0b5db13e204df895d38734c244/isort-7.0.0-py3-none-any.whl", hash = "sha256:1bcabac8bc3c36c7fb7b98a76c8abb18e0f841a3ba81decac7691008592499c1", size = 94672, upload-time = "2025-10-11T13:30:57.665Z" },
+    { url = "https://files.pythonhosted.org/packages/7f/cc/9b681a170efab4868a032631dea1e8446d8ec718a7f657b94d49d1a12643/isort-6.1.0-py3-none-any.whl", hash = "sha256:58d8927ecce74e5087aef019f778d4081a3b6c98f15a80ba35782ca8a2097784", size = 94329, upload-time = "2025-10-01T16:26:43.291Z" },
 ]
 
 [[package]]