ci: actually fix the problem

Author: cpcloud

.github/workflows/conda-python-tests.yaml

@@ -116,7 +116,9 @@ jobs:
       - name: Compute pixi environment name
         run: |
           set -euo pipefail
-          PIXI_ENV="cu-$(cut -d. -f1-2 <<< "${{ matrix.CUDA_VER }}" | tr . -)"
+          CUDA_VER_PART="$(cut -d. -f1-2 <<< "${{ matrix.CUDA_VER }}" | tr . -)"
+          PY_VER_PART="py$(tr -d . <<< "${{ matrix.PY_VER }}")"
+          PIXI_ENV="cu-${CUDA_VER_PART}-${PY_VER_PART}"
           echo "PIXI_ENV=${PIXI_ENV}" >> "${GITHUB_ENV}"
       - name: Setup pixi
         uses: prefix-dev/setup-pixi@fef5c9568ca6c4ff7707bf840ab0692ba3f08293

.github/workflows/simulator-test.yaml

@@ -104,7 +104,9 @@ jobs:
       - name: Compute pixi environment name
         run: |
           set -euo pipefail
-          PIXI_ENV="cu-$(cut -d. -f1-2 <<< "${{ matrix.CUDA_VER }}" | tr . -)"
+          CUDA_VER_PART="$(cut -d. -f1-2 <<< "${{ matrix.CUDA_VER }}" | tr . -)"
+          PY_VER_PART="py$(tr -d . <<< "${{ matrix.PY_VER }}")"
+          PIXI_ENV="cu-${CUDA_VER_PART}-${PY_VER_PART}"
           echo "PIXI_ENV=${PIXI_ENV}" >> "${GITHUB_ENV}"
       - name: Setup pixi
         uses: prefix-dev/setup-pixi@fef5c9568ca6c4ff7707bf840ab0692ba3f08293