Merge pull request adafruit#173 from jposada202020/main

Adding library On display HT16K33

.gitmodules

@@ -370,3 +370,6 @@
 [submodule "libraries/helpers/scales"]
 	path = libraries/helpers/scales
 	url = https://github.com/jposada202020/CircuitPython_scales.git
+[submodule "libraries/helpers/display_ht16k33"]
+	path = libraries/helpers/display_ht16k33
+	url = https://github.com/jposada202020/CircuitPython_DISPLAY_HT16K33.git

circuitpython_community_library_list.md

@@ -94,6 +94,7 @@ Here is a listing of current CircuitPython Community Libraries. These libraries
 * [CircuitPython Functools](https://github.com/tekktrik/CircuitPython_Functools.git) A CircuitPython implementation of CPython's functools library \([Docs](https://circuitpython-functools.readthedocs.io/en/latest/))
 * [CircuitPython gauge](https://github.com/jposada202020/CircuitPython_gauge) Customizable Gauge widget for displayio ([PyPi](https://pypi.org/project/circuitpython-gauge/)) \([Docs](https://circuitpython-gauge.readthedocs.io/en/latest/))
 * [CircuitPython HMAC](https://github.com/jimbobbennett/CircuitPython_HMAC) HMAC (Keyed-Hashing for Message Authentication) Python module. Implements the HMAC algorithm as described by RFC 2104 ([PyPi](https://pypi.org/project/circuitpython-hmac)) \([Docs](https://circuitpython.readthedocs.io/projects/hmac/en/latest/))
+* [CircuitPython Display_HT16K33](https://github.com/jposada202020/CircuitPython_DISPLAY_HT16K33.git) On display simulation for the HT16K33 driver. Works with 8x8 and 16x8 matrices, as well as 4x7 and 4x14 segments ([PyPi](https://pypi.org/project/circuitpython-display-ht16k33/)) \([Docs](https://circuitpython-display-ht16k33.readthedocs.io/en/latest/))
 * [CircuitPython I2C Button](https://github.com/gmparis/CircuitPython_I2C_Button) CircuitPython I2C Button à la Sparkfun Qwiic Button/Switch/Arcade ([PyPI](https://pypi.org/project/circuitpython-i2c-button/)) \([Docs](https://circuitpython-i2c-button.readthedocs.io/en/latest/))
 * [CircuitPython LeapYear](https://github.com/CedarGroveStudios/CircuitPython_LeapYear.git) Confirms whether a specified year is a leap year \([Docs](https://github.com/CedarGroveStudios/CircuitPython_LeapYear/blob/main/media/pseudo_rtd_cedargrove_leapyear.pdf))
 * [CircuitPython Mag Cal](https://github.com/furbrain/CircuitPython_mag_cal.git) Calibrate magnetic sensors \([Docs](https://circuitpython-mag-cal.readthedocs.io/en/latest/))