Deprecate and remove Jupyter and Rshiny Quickstarters

CODEOWNERS

@@ -7,8 +7,6 @@
 /be-scala-play/ @oalyman
 /be-typescript-express/ @sino92
 /docker-plain/ @michaelsauter
-/ds-jupyter-lab/ @gerardcl @hugowschneider
-/ds-rshiny/ @gerardcl
 /ds-streamlit/ @sklingel
 /e2e-cypress/ @cschweikert @garcanam @roicarrera
 /e2e-spock-geb/ @metmajer @garcanam @roicarrera

docs/modules/quickstarters/nav.adoc

@@ -9,8 +9,6 @@
 ** xref:quickstarters:be-scala-play.adoc[BE Scala/Play]
 ** xref:quickstarters:fe-angular.adoc[FE Angular]
 ** xref:quickstarters:fe-ionic.adoc[FE Ionic]
-** xref:quickstarters:ds-jupyter-lab.adoc[Data Science Jupyter Lab]
-** xref:quickstarters:ds-rshiny.adoc[Data Science RShiny app]
 ** xref:quickstarters:ds-streamlit.adoc[Data Science Streamlit app]
 ** xref:quickstarters:e2e-cypress.adoc[Cypress E2E testing]
 ** xref:quickstarters:e2e-etl-python.adoc[ETL Python E2E testing]