patch-rust-launcher_Cargo.toml

--- rust-launcher/Cargo.toml.orig	2020-06-04 13:08:14.000000000 +0200
+++ rust-launcher/Cargo.toml	2020-06-15 09:34:55.000000000 +0200
@@ -2,7 +2,3 @@
 name = "launcher"
 version = "1.8.0"
 authors = ["https://icedtea.classpath.org/wiki/IcedTea-Web"]
-
-[dependencies]
-[target.'cfg(windows)'.dependencies]
-dunce = "0.1.1"