Merge branch 'dl/test-must-fail-fixes-5'

The effort to avoid using test_must_fail on non-git command continues.

* dl/test-must-fail-fixes-5:
  lib-submodule-update: pass 'test_must_fail' as an argument
  lib-submodule-update: prepend "git" to $command
  lib-submodule-update: consolidate --recurse-submodules
  lib-submodule-update: add space after function name

diff --cc t/lib-submodule-update.sh
index 64fc6487dd97b2b81dfa4ee718912ee02a8cf496,8e9f310bcb6aa2e3752410c7e44e9dcd716d55aa..07c822c8ff5f31eb8f0a81adffcec75ec752f737
mode 100644,100755..100644
--- 1/t/lib-submodule-update.sh
--- 2/t/lib-submodule-update.sh
+++ b/t/lib-submodule-update.sh

diff --cc t/t7112-reset-submodule.sh
Simple merge