fix(vim-patch.sh)

In scripts/vim-patch.sh line 335:
      printf '
             ^-- SC2183 (warning): This format string has 4 variables, but is passed 3 arguments.

    In scripts/vim-patch.sh line 597:
      list_missing_vimpatches 1 "$@" | while read -r vim_commit; do
                                                     ^--------^ SC2030 (info): Modification of vim_commit is local (to subshell caused by pipeline)

    In scripts/vim-patch.sh line 626:
      done < <(git -C "${VIM_SOURCE_DIR}" diff-tree --no-commit-id --name-only -r "${vim_commit}" -- . ':!src/version.c')
                                                                                   ^-----------^ SC2031 (info): vim_commit was modified in a subshell. That change might be lost.

    For more information:
      https://www.shellcheck.net/wiki/SC2183 -- This format string has 4 variable...
      https://www.shellcheck.net/wiki/SC2030 -- Modification of vim_commit is loc...
      https://www.shellcheck.net/wiki/SC2031 -- vim_commit was modified in a subs...

scripts/vim-patch.sh

@@ -4,6 +4,8 @@ set -e
 set -u
 # Use privileged mode, which e.g. skips using CDPATH.
 set -p
+# https://www.shellcheck.net/wiki/SC2031
+shopt -s lastpipe
 
 # Ensure that the user has a bash that supports -A
 if [[ "${BASH_VERSINFO[0]}" -lt 4  ]]; then
@@ -345,7 +347,7 @@ stage_patch() {
 
   See the wiki for more information:
     * https://github.com/neovim/neovim/wiki/Merging-patches-from-upstream-vim
-' "${vim_version}" "${BASENAME}" "${BASENAME}"
+' "${vim_version}" "${BASENAME}" "${BASENAME}" "${BASENAME}"
   return $ret
 }