use "git init-db" in tests
use "git init-db" in tests

This is to catch an error where tests are run without first
building what are being tested.  Relying on prefixing $PATH with
the build directory and expect that the PATH mechanism would
find what we just built would silently run an already installed
binaries from the PATH.

Signed-off-by: Alex Riesen <053ce55f4869b7f450d1d77b8f162c6f2bb9e137@gmail.com>
Signed-off-by: Junio C Hamano <dc50d1021234060e53ec42a77d526afa2fe07479@cox.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git