Init passphrase when adding a secret

Fixes the issue where secret is attempted to be set before a stage is
deployed and initialised the passphrase

Author: jamesgibbons92

pkg/project/provider/provider.go

@@ -375,7 +375,7 @@ func putData(backend Home, key, app, stage string, encrypt bool, data interface{
 		return err
 	}
 	if encrypt {
-		passphrase, err := Passphrase(backend, app, stage)
+		passphrase, err := PassphraseInit(backend, app, stage)
 		if err != nil {
 			return err
 		}