Remove obsolete downgrading of pytest (#3339)

Author: mdboom

.github/workflows/test-wheel-linux.yml

@@ -565,10 +565,6 @@ jobs:
           # that cuda-core version shipped with.
           pip install --upgrade "pip>=25.1"
           pip install --group "${CUDA_CORE_TEST_GROUP}"
-          # Cap pytest below 9.1: released cuda-core <=1.0.1 has parametrize
-          # patterns that pytest 9.1 rejects; the main-side fix (#2212) has
-          # not yet shipped in a cuda-core release.
-          pip install "pytest<9.1"
           # Version-gated deselects: drop automatically when a newer
           # cuda-core release ships that removes each source.
           DESELECTS=()

.github/workflows/test-wheel-windows.yml

@@ -537,9 +537,6 @@ jobs:
           pushd cuda-core-released/cuda_core
           pip install --upgrade "pip>=25.1"
           pip install --group "${CUDA_CORE_TEST_GROUP}"
-          # Cap pytest below 9.1 — released cuda-core <=1.0.1 has parametrize
-          # patterns that pytest 9.1 rejects (see #2212).
-          pip install "pytest<9.1"
           # Version-gated deselects — dropped automatically when a newer
           # cuda-core release ships. See linux step for full rationale on
           # NvlinkVersion. The Windows-only tests are: