Merge branch 'gc/pull-recurse-submodules'

"git pull" without "--recurse-submodules=<arg>" made
submodule.recurse take precedence over fetch.recurseSubmodules by
mistake, which has been corrected.

* gc/pull-recurse-submodules:
  pull: do not let submodule.recurse override fetch.recurseSubmodules

diff --cc builtin/pull.c
Simple merge

diff --cc t/t5572-pull-submodule.sh
Simple merge