remove deprecated library install

Author: caternuson

.github/workflows/githubci.yml

@@ -29,7 +29,6 @@ jobs:
       run: |
         git clone --quiet https://github.com/adafruit/Cryptosuite.git /home/runner/Arduino/libraries/Cryptosuite
         git clone --quiet https://github.com/adafruit/WiFiNINA.git /home/runner/Arduino/libraries/WiFiNINA
-        git clone --quiet https://github.com/adafruit/Adafruit_LSM303.git /home/runner/Arduino/libraries/Adafruit_LSM303
         git clone --quiet https://github.com/moderndevice/CapSense.git /home/runner/Arduino/libraries/CapSense
         git clone --quiet https://github.com/PaintYourDragon/ffft.git /home/runner/Arduino/libraries/ffft
         git clone --quiet https://github.com/adafruit/RadioHead.git /home/runner/Arduino/libraries/RadioHead