style: Removing redundant file in the root directory: sp.txt

[BrendanWalsh]

style: Removing redundant file in the root directory: sp.txt

@mhamilton723

[imatiach-msft]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[codecov]

Codecov Report

Merging #796 into master will decrease coverage by 8.38%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #796      +/-   ##
==========================================
- Coverage   31.47%   23.08%   -8.39%     
==========================================
  Files         240      184      -56     
  Lines        9699     8502    -1197     
  Branches      528      528              
==========================================
- Hits         3053     1963    -1090     
+ Misses       6646     6539     -107

Impacted Files	Coverage Δ
...ft/ml/spark/core/serialize/ConstructorWriter.scala	100% <0%> (ø)	⬆️
...cala/com/microsoft/ml/spark/io/binary/Binary.scala	0% <0%> (-100%)	⬇️
...spark/sql/types/injections/MetadataUtilities.scala	0% <0%> (-100%)	⬇️
...icrosoft/ml/spark/io/binary/BinaryFileFormat.scala	0% <0%> (-97.73%)	⬇️
...ql/execution/streaming/continuous/HTTPSinkV2.scala	0% <0%> (-96.56%)	⬇️
...ft/ml/spark/io/binary/KeyValueReaderIterator.scala	0% <0%> (-93.75%)	⬇️
.../execution/streaming/continuous/HTTPSourceV2.scala	0% <0%> (-93.05%)	⬇️
...osoft/ml/spark/io/http/PartitionConsolidator.scala	95.55% <0%> (+2.22%)	⬆️
...che/spark/sql/execution/streaming/HTTPSource.scala	0% <0%> (-87.81%)	⬇️
...icrosoft/ml/spark/featurize/AssembleFeatures.scala	6.56% <0%> (-86.37%)	⬇️
... and 181 more

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