2022.3.0b2

[jesserockz]

Do not merge, release script will automatically merge

"No matter how slick the demo is in rehearsal, when you do it in front of a live audience, the probability of a flawless presentation is inversely proportional to the number of people watching, raised to the power of the amount of money involved."

~ Mark Gibbs

• Add optimistic flag to Modbus Select docs#1949
• Add airquality wp6003 + am312 tutorial docs#1940
• Fix typos in code snippets for stepper component docs#1938
• Added alternative pin labeling for 74HC595 docs#1930
• Additional clarification to update_interval and sample_duration relat… docs#1898
• MarioGK/current docs#1956
• Canbus ESP32 - Schemtics added docs#1922
• Example to parse values from JSON response to HTTP Request docs#1914
• Update htu21d.rst docs#1931
• Add bitmasks description and example to extract bits docs#1918

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