Remove boxes in Spark comparison page (#5445)
Remove boxes in Spark comparison page (#5445)

* Revert "Make boxes for dask-spark page (#5249)"

This reverts commit 6f382404707df2d7ca70d44bd36ecae485de4028.

* Indent dask/spark with bullet points

dask/dask,ContinuumIO/dask,jakirkham/dask,mrocklin/dask,dask/dask,jakirkham/dask,ContinuumIO/dask,blaze/dask,blaze/dask,mrocklin/dask