1.16.0b6

[jesserockz]

Do not merge, release script will automatically merge

"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning."

~ Rich Cook

• esphome: Add support for string-type Tuya datapoints esphome#1488
• esphome: Add healthcheck esphome#1492
• docs: Add link to baseboard thermostat by rjmurph2241 docs#958
• docs: Document color_temp docs#951
• docs: Update tuya.rst docs#950
• docs: Minor uptime docs fixes docs#948
• esphome: Support for MHO-C401 (fix) esphome#1486 (new-integration)
• docs: Update image type for st7789 display docs#945
• docs: Add MHO-C401 docs#957