Add PySpark 3.4.0 docset

[rahuliyer95]

#1576 Add pyspark version 3.4.0 docset.

[github-actions]

Test result: PASS 🟢

pyspark/versions/3.4.0/pyspark.tgz: PASS ✅
[WARNING] Detected online resource for: pyspark.ml.recommendation.ALS.implicitPrefs
[REQUEST] https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.4/require.min.js

[Kapeli]

Please update the main version and the main archive as well

[github-actions]

Test result: PASS 🟢

pyspark/pyspark.tgz: PASS ✅
[WARNING] Detected online resource for: pyspark.ml.classification.RandomForestClassificationModel.cacheNodeIds
[REQUEST] https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.4/require.min.js

pyspark/versions/3.4.0/pyspark.tgz: PASS ✅
[WARNING] Detected online resource for: pyspark.ml.clustering.DistributedLDAModel.params
[REQUEST] https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.4/require.min.js

[rahuliyer95]

@Kapeli done

[Kapeli]

Thank you!