index_l10n_doc: do not reaffect the value of path in loop
index_l10n_doc: do not reaffect the value of path in loop

Otherwise, if multiple includes from subdirs are added, path is
appended again and again.

mosoft521/gitscm-next,mosoft521/gitscm-next,Mokolea/git-scm.com,Mokolea/git-scm.com,mosoft521/gitscm-next,git/git-scm.com,Mokolea/git-scm.com,git/git-scm.com,Mokolea/git-scm.com,mosoft521/gitscm-next,git/git-scm.com,git/git-scm.com