Shared: update comment in AccessPathSyntax.qll

Author: asgerf

java/ql/lib/semmle/code/java/dataflow/internal/AccessPathSyntax.qll

@@ -19,7 +19,7 @@ module AccessPath {
 private string getRawToken(AccessPath path, int n) {
   // Avoid splitting by '.' since tokens may contain dots, e.g. `Field[foo.Bar.x]`.
   // Instead use regexpFind to match valid tokens, and supplement with a final length
-  // check to ensure all characters were included in a token.
+  // check (in `AccessPath.hasSyntaxError`) to ensure all characters were included in a token.
   result = path.regexpFind("\\w+(?:\\[[^\\]]*\\])?(?=\\.|$)", n, _)
 }