Add littlefs dependancy to release flow as well (#1217)

.github/workflows/release.yml

@@ -37,7 +37,7 @@ jobs:
       # if: steps.cache-pip.outputs.cache-hit != 'true'
       run: |
         python -m pip install --upgrade pip
-        pip install -U platformio meshtastic adafruit-nrfutil
+        pip install -U platformio meshtastic adafruit-nrfutil littlefs-python
 
     - name: Upgrade platformio
       run: |