add comment about modes of operation

Co-authored-by: Rasmus Wriedt Larsen <rasmuswriedtlarsen@gmail.com>

javascript/ql/lib/semmle/javascript/security/CryptoAlgorithms.qll

@@ -85,7 +85,8 @@ abstract class CryptographicAlgorithm extends TCryptographicAlgorithm {
 
   /**
    * Holds if the name of this algorithm matches `name` modulo case,
-   * white space, dashes, underscores, and anything after a dash in the name.
+   * white space, dashes, underscores, and anything after a dash in the name
+   * (to ignore modes of operation, such as CBC or ECB).
    */
   bindingset[name]
   predicate matchesName(string name) {

python/ql/lib/semmle/python/concepts/CryptoAlgorithms.qll

@@ -85,7 +85,8 @@ abstract class CryptographicAlgorithm extends TCryptographicAlgorithm {
 
   /**
    * Holds if the name of this algorithm matches `name` modulo case,
-   * white space, dashes, underscores, and anything after a dash in the name.
+   * white space, dashes, underscores, and anything after a dash in the name
+   * (to ignore modes of operation, such as CBC or ECB).
    */
   bindingset[name]
   predicate matchesName(string name) {