Remove Python 3.14 from CI test matrix

Author: rich-iannone

.github/workflows/ci-tests.yaml

@@ -15,14 +15,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
-        include:
-          # Python 3.14 is allowed to fail due to PySpark incompatibility (segfaults in cloudpickle)
-          # Tests run for diagnostic purposes but don't block CI
-          - python-version: "3.14"
-            experimental: true
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
       fail-fast: false
-    continue-on-error: ${{ matrix.experimental || false }}
 
     steps:
       - uses: actions/checkout@v4