Change kind to path-problem.

Author: taus-semmle

python/ql/src/Functions/ModificationOfParameterWithDefault.ql

@@ -2,7 +2,7 @@
  * @name Modification of parameter with default
  * @description Modifying the default value of a parameter can lead to unexpected
  *              results.
- * @kind problem
+ * @kind path-problem
  * @tags reliability
  *       maintainability
  * @problem.severity error