Stub out files and RFD on ios

packages/desktop/Cargo.toml

@@ -37,9 +37,11 @@ dunce = "1.0.2"
 slab = { workspace = true }
 
 futures-util = { workspace = true }
-rfd = "0.11.3"
 urlencoding = "2.1.2"
 
+[target.'cfg(not(target_os = "ios"))'.dependencies]
+rfd = "0.11.3"
+
 [target.'cfg(target_os = "ios")'.dependencies]
 objc = "0.2.7"
 objc_id = "0.1.1"