Add PCT2075 Temperature Sensor (#6829)

This is an I2C temperature sensor. It is intended to be a drop-in
compatible sensor for the LM75, however it is more accurate.

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>

src/modules/Telemetry/Sensor/PCT2075Sensor.cpp

@@ -0,0 +1,35 @@
+#include "configuration.h"
+
+#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR && __has_include(<Adafruit_PCT2075.h>)
+
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "PCT2075Sensor.h"
+#include "TelemetrySensor.h"
+#include <Adafruit_PCT2075.h>
+
+PCT2075Sensor::PCT2075Sensor() : TelemetrySensor(meshtastic_TelemetrySensorType_PCT2075, "PCT2075") {}
+
+int32_t PCT2075Sensor::runOnce()
+{
+    LOG_INFO("Init sensor: %s", sensorName);
+    if (!hasSensor()) {
+        return DEFAULT_SENSOR_MINIMUM_WAIT_TIME_BETWEEN_READS;
+    }
+
+    status = pct2075.begin(nodeTelemetrySensorsMap[sensorType].first, nodeTelemetrySensorsMap[sensorType].second);
+
+    return initI2CSensor();
+}
+
+void PCT2075Sensor::setup() {}
+
+bool PCT2075Sensor::getMetrics(meshtastic_Telemetry *measurement)
+{
+    measurement->variant.environment_metrics.has_temperature = true;
+
+    measurement->variant.environment_metrics.temperature = pct2075.getTemperature();
+
+    return true;
+}
+
+#endif