Removing mentions of temperature/humidity

ampel-firmware/co2_sensor.cpp

@@ -169,8 +169,7 @@ namespace sensor {
   void logToSerial() {
     Serial.print(timestamp);
     Serial.print(F(" - co2(ppm): "));
-    Serial.print(co2);
-    Serial.println(F(" temp(C): ? humidity(%): ?"));
+    Serial.println(co2);
   }
 
   void switchState(state new_state) {

ampel-firmware/csv_writer.cpp

@@ -130,8 +130,8 @@ namespace csv_writer {
       csv_file = FS_LIB.open(filename, "a+");
     } else {
       csv_file = FS_LIB.open(filename, "w");
-      csv_file.print(F("Sensor time;CO2 concentration;Temperature;Humidity\r\n"));
-      csv_file.print(F("YYYY-MM-DD HH:MM:SS+ZZ;ppm;degC;%\r\n"));
+      csv_file.print(F("Sensor time;CO2 concentration\r\n"));
+      csv_file.print(F("YYYY-MM-DD HH:MM:SS+ZZ;ppm\r\n"));
     }
     return csv_file;
   }
@@ -140,7 +140,7 @@ namespace csv_writer {
     led_effects::onBoardLEDOn();
     File csv_file = openOrCreate();
     char csv_line[42];
-    snprintf(csv_line, sizeof(csv_line), "%s;%d;%.1f;%.1f\r\n", timestamp, co2, temperature, humidity);
+    snprintf(csv_line, sizeof(csv_line), "%s;%d\r\n", timestamp, co2);
     if (csv_file) {
       size_t written_bytes = csv_file.print(csv_line);
       csv_file.close();