[P077] Add cseclearpulses command to reset CF pulses counter

As requested on the [forum](https://www.letscontrolit.com/forum/viewtopic.php?t=10006)

Author: TD-er

docs/source/Plugin/P077_commands.repl

@@ -24,3 +24,10 @@
         ","
         Will reset the calibration values to the default values, causing auto-calibration.
         "
+        "
+        ``cseclearpulses``
+
+        ","
+        (Added: 2024-01-16)
+        Will reset the CF-pulse counter.
+        "

src/src/PluginStructs/P077_data_struct.cpp

@@ -353,6 +353,10 @@ bool P077_data_struct::plugin_write(struct EventStruct *event,
     P077_PREF = CSE_PREF_PULSE;
     success   = true;
     changed   = true;
+  } else if (equals(cmd, F("cseclearpulses"))) {
+    // Clear the pulses count
+    last_cf_pulses = 0;
+    cf_pulses = 0;
   } else if (equals(cmd, F("csecalibrate"))) { // Set 1 or more calibration values, 0 will skip that value
     success = true;
     float CalibVolt  = 0.0f;