Update metadataPath using set-manifest in cli

* Added metatada-path as a flag to set-manifest

Change-Id: Id26f20c4a6350b4aae34da850bbfcab42cbe9f21

pkg/config/config.go

@@ -515,6 +515,9 @@ func (c *Config) ModifyManifest(manifest *Manifest, theManifest *ManifestOptions
 	if theManifest.TargetPath != "" {
 		manifest.TargetPath = theManifest.TargetPath
 	}
+	if theManifest.MetadataPath != "" {
+		manifest.MetadataPath = theManifest.MetadataPath
+	}
 	// There is no repository details to be updated
 	if theManifest.RepoName == "" {
 		return nil

pkg/config/options.go

@@ -33,17 +33,18 @@ type ContextOptions struct {
 
 // ManifestOptions holds all configurable options for manifest configuration
 type ManifestOptions struct {
-	Name       string
-	RepoName   string
-	URL        string
-	Branch     string
-	CommitHash string
-	Tag        string
-	RemoteRef  string
-	Force      bool
-	IsPrimary  bool
-	SubPath    string
-	TargetPath string
+	Name         string
+	RepoName     string
+	URL          string
+	Branch       string
+	CommitHash   string
+	Tag          string
+	RemoteRef    string
+	Force        bool
+	IsPrimary    bool
+	SubPath      string
+	TargetPath   string
+	MetadataPath string
 }
 
 // EncryptionConfigOptions holds all configurable options for encryption configuration