MAINT compatibility sklearn 1.6 (#1109)

.coveragerc

@@ -10,3 +10,4 @@ ignore_errors = True
 omit =
     */tests/*
     **/setup.py
+    **/_sklearn_compat.py

.github/workflows/linters.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: prefix-dev/[email protected]
         with:
-          pixi-version: v0.31.0
+          pixi-version: v0.39.2
           frozen: true
 
       - name: Run tests

.github/workflows/tests.yml

@@ -18,12 +18,12 @@ jobs:
             ci-py310-min-optional-dependencies,
             ci-py310-min-keras,
             ci-py310-min-tensorflow,
-            ci-py311-sklearn-1-3,
             ci-py311-sklearn-1-4,
+            ci-py311-sklearn-1-5,
             ci-py311-latest-keras,
             ci-py311-latest-tensorflow,
-            ci-py312-latest-dependencies,
-            ci-py312-latest-optional-dependencies,
+            ci-py313-latest-dependencies,
+            ci-py313-latest-optional-dependencies,
         ]
         exclude:
             - os: windows-latest
@@ -39,7 +39,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: prefix-dev/[email protected]
         with:
-          pixi-version: v0.31.0
+          pixi-version: v0.39.2
           environments: ${{ matrix.environment }}
           # we can freeze the environment and manually bump the dependencies to the
           # latest version time to time.