Update jupyter_SAS.md

documents/tuto_jupyter_windows/jupyter_SAS.md

+- https://www.sas.com/content/dam/SAS/support/en/sas-global-forum-proceedings/2019/3238-2019.pdf
+- https://github.com/jld23/sas_kernel/blob/master/notebook/enhancedCellMagics.ipynb
+- https://github.com/sassoftware/sas_kernel/blob/main/sas_kernel/nbextensions/README.md
+- https://github.com/sassoftware/sas_kernel/issues/4 (Feature Request - Suppress log messages)
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