Fix off-by-one when processing XSTs

tangostationcontrol/tangostationcontrol/devices/sdp/statistics_collector.py

@@ -188,7 +188,7 @@ class XSTCollector(StatisticsCollector):
 
         # check whether set of baselines in this packet are not out of bounds
         for antenna in (0,1):
-            if fields.first_baseline[antenna] + fields.nof_signal_inputs >= self.MAX_INPUTS:
+            if fields.first_baseline[antenna] + fields.nof_signal_inputs > self.MAX_INPUTS:
                 # packet describes an input that is out of bounds for us
                 raise ValueError(f"Packet describes {fields.nof_signal_inputs} x {fields.nof_signal_inputs} baselines starting at {fields.first_baseline}, but we are limited to describing MAX_INPUTS={self.MAX_INPUTS}")