Add model and sample query for constants used in key specs#6

knewbury01 wants to merge 3 commits intobrodes/cipher_operationnicolaswill/codeql:brodes/cipher_operationfrom

knewbury01/JCA-add-key-conceptsnicolaswill/codeql:knewbury01/JCA-add-key-conceptsCopy head branch name to clipboard