pyspark v2.4.7

[j-4]

Checklist

• [x] Used a personal fork of the feedstock to propose changes
• [ ] Bumped the build number (if the version is unchanged)
• [x] Reset the build number to 0 (if the version changed)
• [ ] Re-rendered with the latest conda-smithy (Use the phrase code>@<space/conda-forge-admin, please rerender in a comment in this PR for automated rerendering)
• [x] Ensured the license file is being packaged.

• Checked the sha521 and created sha256 based on this

Please merge this first to build v2.4.7 and then merge https://github.com/conda-forge/pyspark-feedstock/pull/39 for the latest update

[conda-forge-linter]

Hi! This is the friendly automated conda-forge-linting service.

I just wanted to let you know that I linted all conda-recipes in your PR (recipe) and found it was in an excellent condition.

[dbast]

Reducing this a bit to how the recipe was at 2.4.6 times https://github.com/conda-forge/pyspark-feedstock/blob/da09f45b3460f814956304b91ff100695cf08f77/recipe/meta.yaml