ALGIERS, Algeria – OPEC's unexpected agreement to trim production shows the cartel still has the resolve — and even desperation — to try to guide oil prices higher. But don't expect triple-digit crude anytime soon. Ministers from the oil cartel reached a preliminary deal Wednesday in Algeria to cut production for the first time since the global financial crisis eight years ago. The size of the cut was modest — to between 32.5 million and 33 million …