Fix unifiedinternetqs build

metadata/be.casperverswijvelt.unifiedinternetqs.yml

@@ -94,13 +94,17 @@ Builds:
 
   - versionName: 3.1.0-fdroid
     versionCode: 3010001
-    disable: https://github.com/CasperVerswijvelt/Better-Internet-Tiles/issues/49
     commit: 095ec1bd0fd4e0b95e7770596cfcae12c70914c2
     subdir: app
+    sudo:
+      - apt-get update
+      - apt-get install -y git-lfs
     gradle:
       - fdroid
-    prebuild: sed -i -e '/com.google.gms/d' -e '/com.google.firebase/d' build.gradle
-      ../build.gradle
+    prebuild:
+      - git lfs fetch
+      - git lfs pull
+      - sed -i -e '/com.google.gms/d' -e '/com.google.firebase/d' {..,.}/build.gradle
 
 AutoUpdateMode: Version
 UpdateCheckMode: Tags ^v[\d.]+$