meta-phosphor: flash: software-manager-error-native: set as git

phosphor-software-manager-error-native inherits its source from
phosphor-software-manager.inc, which is git-based.

Change-Id: I557e8138fd20a2f43324646f985e4cc7fc4b4203
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/recipes-phosphor/flash/phosphor-software-manager-error-native.bb b/recipes-phosphor/flash/phosphor-software-manager-error-native_git.bb
similarity index 100%
rename from recipes-phosphor/flash/phosphor-software-manager-error-native.bb
rename to recipes-phosphor/flash/phosphor-software-manager-error-native_git.bb