added CASA6 deps

requirements.txt

@@ -31,3 +31,18 @@ jupyter_contrib_nbextensions==0.7.0
 jupyter_core==5.7.2
 jupyterlab_pygments==0.3.0
 jupyterlab_widgets==3.0.10
+
+casatools==6.5.6.22
+casatasks==6.5.6.22
+casaplotms==2.1.2
+casaviewer==1.8.2
+casampi==0.5.3
+casashell==6.5.6.22
+casadata==2023.6.26
+casaplotserver==1.6.1
+almatasks==1.7.1
+casatestutils==6.5.6.22
+casatablebrowser==0.0.32
+casalogger==1.0.16
+casafeather==0.0.18
+protobuf<=3.21