[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

tutorials/spectral-cube-reprojection/SpectralCubeReprojectExample.ipynb

@@ -643,8 +643,7 @@
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.9.7"
+   "pygments_lexer": "ipython3"
   }
  },
  "nbformat": 4,