vim: don't restore 'gitcommit' cursor position
vim: don't restore 'gitcommit' cursor position

This leaves the cursor at the start of the commit buffer instead, which
is much nicer.

This "cursor restoration" should be reworked to use :mkdir / :loadview
instead at some point, too.

jparise/dotfiles,jparise/dotfiles,jparise/dotfiles,jparise/dotfiles