Merge branch 'mk-julia23' into 'master'

julia23 - fixes

See merge request R3/school/courses!150

2023/2023-03-07_julia-dsse/slides/list.json → 2023/2023-03-07_ProgrammingWithJulia-1/slides/list.json

 [
-    { "filename": "00-index.md" },
+    { "filename": "index.md" },
     { "filename": "0a-overview.md" },
     { "filename": "1a-intro.md" },
     { "filename": "1b-bootstrap.md" },