Fix error in test script

test/run

@@ -27,7 +27,6 @@ clone_repos() (
   done
   clone https://github.com/vim-scripts/beauty256.git vim-scripts/beauty256 &
   clone https://github.com/junegunn/fzf.git fzf &
-  clone https://github.com/rust-lang/rust.vim.git junegunn/rust.vim &
   clone https://github.com/yous/subsubmodule.git yous/subsubmodule && \
     (cd yous/subsubmodule && git submodule update --init --recursive &) &
   wait