Load extension methods in notebook

[colombod]

After loading the extension the dll will now be loaded in the notebook environment to give the user access to new api like the ToDataFrame that transforms a TabularDataResource into a DataFrame instance

[codecov]

Codecov Report

Merging #6123 (a258440) into main (e54ae17) will increase coverage by 0.05%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main    #6123      +/-   ##
==========================================
+ Coverage   68.22%   68.27%   +0.05%     
==========================================
  Files        1090     1090              
  Lines      241442   241449       +7     
  Branches    25149    25150       +1     
==========================================
+ Hits       164725   164858     +133     
+ Misses      70151    70040     -111     
+ Partials     6566     6551      -15     

Flag	Coverage Δ
Debug	68.27% <0.00%> (+0.05%)	⬆️
production	62.81% <0.00%> (+0.06%)	⬆️
test	88.73% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...a.Analysis.Interactive/DataFrameKernelExtension.cs	90.83% <0.00%> (-5.13%)	⬇️
src/Microsoft.ML.Data/DataView/CacheDataView.cs	83.96% <0.00%> (-0.68%)	⬇️
src/Microsoft.ML.Data/Utils/LossFunctions.cs	67.35% <0.00%> (+0.51%)	⬆️
...oft.ML.StandardTrainers/Standard/SdcaMulticlass.cs	92.15% <0.00%> (+1.02%)	⬆️
src/Microsoft.ML.Sweeper/AsyncSweeper.cs	72.78% <0.00%> (+1.36%)	⬆️
...crosoft.ML.StandardTrainers/Standard/SdcaBinary.cs	88.13% <0.00%> (+3.07%)	⬆️
src/Microsoft.ML.Data/Training/TrainerUtils.cs	69.67% <0.00%> (+3.81%)	⬆️
...osoft.ML.KMeansClustering/KMeansPlusPlusTrainer.cs	90.76% <0.00%> (+7.15%)	⬆️
...c/Microsoft.ML.FastTree/Utils/ThreadTaskManager.cs	100.00% <0.00%> (+20.51%)	⬆️