Fix/issue #4/clubs shouldn't be able to book more than 12 places per competition#333

elof-dev wants to merge 3 commits intoOpenClassrooms-Student-Center:masterOpenClassrooms-Student-Center/Python_Testing:masterfrom

elof-dev:fix/issue-4/Clubs-shouldn't-be-able-to-book-more-than-12-places-per-competitionelof-dev/Python_Testing:fix/issue-4/Clubs-shouldn't-be-able-to-book-more-than-12-places-per-competitionCopy head branch name to clipboard