Update exercise challenge 1 20241217

docs/sessions/20241217_reports_in_r.html

@@ -196,7 +196,7 @@
 
 3. adding **inline code** where needed, e.g. min(anemone_cube$year) and max(anemone_cube$year) in the script. [Tip](https://bookdown.org/yihui/rmarkdown/r-code.html).
 
-4. Setting the date automatically in the YAML header. [Tip](https://bookdown.org/yihui/rmarkdown-cookbook/update-date.html).
+4. Setting the date automatically in the YAML header. [Tip](https://bookdown.org/yihui/rmarkdown-cookbook/update-date.html). (UPDATE: this is the default behavior now. Maybe try to change it back to use a fix date).
 
 5. Paging the data frames so that they look always nice. [Tip](https://bookdown.org/yihui/rmarkdown/html-document.html#data-frame-printing).