Adafruit-circuitpython-magtag

What's Changed
* Add remove_all_text func that accounts for auto-refresh by makermelissa in https://github.com/adafruit/Adafruit_CircuitPython_MagTag/pull/92


**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_MagTag/compare/2.2.9...2.2.10

Changes: https://github.com/adafruit/Adafruit_CircuitPython_MagTag/compare/2.2.8...2.2.9

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-magtag`.

Read the [docs](https://circuitpython.readthedocs.io/projects/magtag/en/latest/) for info on how to use it.

This release fixes the docs build by adding `bitmaptools` to the mocked core modules in the docs config.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-magtag`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-magtag/en/latest/) for info on how to use it.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-magtag`.

Read the [docs](https://circuitpython.readthedocs.io/projects/adafruit-circuitpython-magtag/en/latest/) for info on how to use it.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-MagTag`.

Read the [docs](http://circuitpython.readthedocs.io/projects/MagTag/en/latest/) for info on how to use it.

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-magtag`.

Read the [docs](http://circuitpython.readthedocs.io/projects/magtag/en/latest/) for info on how to use it.