fix the arity of predicate aliases

ql/src/codeql_ql/ast/Ast.qll

@@ -154,7 +154,14 @@ class Predicate extends TPredicate, AstNode {
   /**
    * Gets the number of parameters.
    */
-  int getArity() { result = count(getParameter(_)) }
+  int getArity() {
+    not this.(ClasslessPredicate).getAlias() instanceof PredicateExpr and
+    result = count(getParameter(_))
+    or
+    exists(PredicateExpr alias | alias = this.(ClasslessPredicate).getAlias() |
+      result = alias.getArity()
+    )
+  }
 
   /**
    * Gets the return type (if any) of the predicate.

ql/src/codeql_ql/ast/internal/Predicate.qll

@@ -240,6 +240,7 @@ module PredConsistency {
   query predicate noResolveCall(Call c) {
     not resolveCall(c, _) and
     not c instanceof NoneCall and
+    not c instanceof AnyCall and
     not c.getLocation().getFile().getAbsolutePath().regexpMatch(".*/(test|examples)/.*")
   }