avoid favicons for fdroid build

Author: karussell

webpack.fdroid.js

@@ -3,4 +3,5 @@ const common = require('./webpack.common.js')
 
 module.exports = merge(common, {
     mode: 'production',
-})
+    plugins: common.plugins?.filter(p => p.constructor.name !== 'FaviconsWebpackPlugin') || [],
+})