iris: remove iris_monitor_config
Since 3f0c4c2a perf_cfg is enough - it already contains all the necessary information and is constructed in a more optimal way (O(n) vs O(n^2) - it uses hash table to build the unique counter list)
Since 3f0c4c2a perf_cfg is enough - it already contains all the necessary information and is constructed in a more optimal way (O(n) vs O(n^2) - it uses hash table to build the unique counter list)