time.c: indent

* time.c (find_time_t): adjust indent.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48604 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
prelude.c.tmpl: no preludes, no code.

* template/prelude.c.tmpl: no code if no prelude code is given.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48605 b2dd03c8-39d4-4d8f-98ff-823fe69b080e