Merge branch 'pb/submodule-recurse-mode-enum'

Small code clean-up. * pb/submodule-recurse-mode-enum: submodule.h: use a named enum for RECURSE_SUBMODULES_*

Junio C Hamano committed May 20, 2022 at 15:26 UTC ee0241bd224d3c106701876d1cceecf17b6039e3

No changes.