chore: fix copybara sorting quirk (#1242)

`"github.com/aspect-build/silo/cli` imports should be in their own
"sections" since the are renamed to `aspect.build/cli` by copybara and
can create formatter sorting quirks in the oss aspect-cli repo after
copybara.

GitOrigin-RevId: 8f38966405c06f7d59cfede2369592dcc80b0272

Author: gregmagolan

pkg/aspect/init/init.go

@@ -29,6 +29,7 @@ import (
 	"aspect.build/cli/pkg/bazel"
 	"aspect.build/cli/pkg/bazel/workspace"
 	"aspect.build/cli/pkg/ioutils"
+
 	semver "github.com/Masterminds/semver/v3"
 	"github.com/fatih/color"
 	"github.com/manifoldco/promptui"