update instructions

.github/workflows/test-on-rpi.yml

@@ -51,7 +51,7 @@ jobs:
             python -m pip install --upgrade pip
             pip install wheel
             pip install -e ./
-            pip install RPi.GPIO==0.7.1 spidev==3.5
+            pip install RPi.GPIO==0.7.1 spidev==3.5 gpiozero==2.0
             wget https://raw.githubusercontent.com/aceinnolab/Inkycal/assets/tests/settings.json
             pip install pytest
             python -m pytest

.github/workflows/update-os.yml

@@ -46,7 +46,7 @@ jobs:
             python -m pip install --upgrade pip
             pip install wheel
             pip install -e ./
-            pip install RPi.GPIO==0.7.1 spidev==3.5
+            pip install RPi.GPIO==0.7.1 spidev==3.5 gpiozero==2.0
             wget https://raw.githubusercontent.com/aceinnolab/Inkycal/assets/tests/settings.json
             pip install pytest
             python -m pytest

README.md

@@ -176,7 +176,7 @@ pip install wheel
 pip install -e ./
 
 # If you are running on the Raspberry Pi, please install the following too to allow rendering on the display
-pip install RPi.GPIO==0.7.1 spidev==3.5
+pip install RPi.GPIO==0.7.1 spidev==3.5 gpiozero==2.0
 ```
 
 ## Running Inkycal