Fix typo

Co-authored-by: Luke Cartey <5377966+lcartey@users.noreply.github.com>

Author: MichaelRFairhurst

c/misra/src/rules/RULE-21-25/InvalidMemoryOrderArgument.ql

@@ -149,7 +149,7 @@ import MemoryOrderFlow::PathGraph
 
 /**
  * If the node is a memory order constant, or shares a value with a memory order constant, then
- * return the name of that cnonstant. Otherwise, simply print the node.
+ * return the name of that constant. Otherwise, simply print the node.
  */
 string describeMemoryOrderNode(DataFlow::Node node) {
   if node.asExpr() instanceof MemoryOrderConstantExpr