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.h

@@ -0,0 +1,24 @@
+#pragma once
+#include "configuration.h"
+
+#if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR && __has_include(<Adafruit_PCT2075.h>)
+
+#include "../mesh/generated/meshtastic/telemetry.pb.h"
+#include "TelemetrySensor.h"
+#include <Adafruit_PCT2075.h>
+
+class PCT2075Sensor : public TelemetrySensor
+{
+  private:
+    Adafruit_PCT2075 pct2075;
+
+  protected:
+    virtual void setup() override;
+
+  public:
+    PCT2075Sensor();
+    virtual int32_t runOnce() override;
+    virtual bool getMetrics(meshtastic_Telemetry *measurement) override;
+};
+
+#endif