Make device code casesensitive in download link

Author: tsterbak

openandroidinstaller/utils.py

@@ -22,7 +22,7 @@
 
 def get_download_link(devicecode: str) -> Optional[str]:
     """Check if a lineageOS version for this device exists on download.lineageos.com and return the respective download link."""
-    url = f"https://download.lineageos.org/{devicecode.lower()}"
+    url = f"https://download.lineageos.org/{devicecode}"
     try:
         logger.info(f"Checking {url}")
         # Get Url