Always use directories in input

Author: brrygrdn

cmd/dependabot/internal/cmd/update.go

@@ -269,7 +269,7 @@ func readArguments(cmd *cobra.Command, flags *UpdateFlags) (*model.Input, error)
 			Source: model.Source{
 				Provider:    flags.provider,
 				Repo:        repo,
-				Directory:   flags.directory,
+				Directories: []string{flags.directory},
 				Commit:      flags.commit,
 				Branch:      flags.branch,
 				Hostname:    &hostname,

testdata/scripts/input.txt

@@ -19,7 +19,7 @@ dependabot update go_modules dependabot/cli --dep golang.org/x/image --updater-i
 stderr '"allowed-updates":\[\{"dependency-name":"golang.org/x/image"\}\]'
 
 dependabot update go_modules dependabot/cli --directory /code --updater-image input-verify-updater
-stderr '"directory":"\/code"'
+stderr '"directories":\["\/code"\]'
 
 exec docker rmi -f input-verify-updater