Update vim patch to 845

packages/vim/build.sh

@@ -3,7 +3,7 @@ TERMUX_PKG_HOMEPAGE=http://www.vim.org/
 TERMUX_PKG_DEPENDS="ncurses, vim-runtime"
 
 # Vim 7.4 patches described at ftp://ftp.vim.org/pub/vim/patches/7.4/README
-TERMUX_PKG_VERSION=7.4.843
+TERMUX_PKG_VERSION=7.4.854
 TERMUX_PKG_SRCURL="https://github.com/vim/vim/archive/v${TERMUX_PKG_VERSION}.tar.gz"
 TERMUX_PKG_FOLDERNAME=vim-${TERMUX_PKG_VERSION}
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="vim_cv_toupper_broken=no vim_cv_terminfo=yes vim_cv_tty_group=world"