Add DS18x20 parasitic power usage on ESP32

[curzon01]

Description:

DS18x20 parasitic power usage doesn't work on ESP32, sensors are detected but always showing invalid 85° C.

For using DS18x20 parasitic power on ESP32 use #define W1_PARASITE_POWER optimization like on ESP82xx in relation with USE_DS18x20.

Testet with multiple DS18B20/DS18S20

Checklist:

• The pull request is done against the latest development branch
• Only relevant files were touched
• Only one feature/fix was added per PR and the code change compiles without warnings
• The code change is tested and works with Tasmota core ESP8266 V.2.7.4.9
• The code change is tested and works with Tasmota core ESP32 V.2.0.5
• I accept the CLA.

[arendst]

Thx.