docs: Give a better example of the example command in the README.md

file.

README.md

@@ -3,5 +3,17 @@
 ## Example Command
 
 ```
-poetry run cellveyor --spreadsheet-directory /home/gkapfham/working/data/gradebook/2023 --spreadsheet-file CMPSC-203-Fall-2023-Gradebook.xlsx --sheet-name Main --key-attribute "Student GitHub" --key-value "gkapfham" --column-regexp "^(Summary Grade|Final Grade) .*$" --feedback-regexp "Summary Grade 1 - Feedback" --feedback-file /home/gkapfham/working/teaching/github-classroom/feedback/all/feedback.yml --feedback-file /home/gkapfham/working/teaching/github-classroom/feedback/developer-development/feedback-overall-course-assessment.yml --github-token <GitHub Access Token> --github-organization Allegheny-Computer-Science-203-F2023 --github-repository-prefix computer-science-203-fall-2023-course-assessment --transfer-report
+poetry run cellveyor --spreadsheet-directory \
+/home/gkapfham/working/data/gradebook/2023 --spreadsheet-file CMPSC-203-Fall-2023-Gradebook.xlsx \
+--sheet-name Main \
+--key-attribute "Student GitHub" \
+--key-value "gkapfham" \
+--column-regexp "^(Summary Grade|Final Grade) .*$" \
+--feedback-regexp "Summary Grade 1 - Feedback" \
+--feedback-file /home/gkapfham/working/teaching/github-classroom/feedback/all/feedback.yml \
+--feedback-file /home/gkapfham/working/teaching/github-classroom/feedback/developer-development/feedback-overall-course-assessment.yml \
+--github-token <Private GitHub Acess Token> \
+--github-organization Allegheny-Computer-Science-203-F2023 \
+--github-repository-prefix computer-science-203-fall-2023-course-assessment \
+--transfer-report
 ```