Fix golint errors

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/probod/auth_config.go

@@ -30,17 +30,6 @@ type (
 		SAML                                samlConfig     `json:"saml"`
 	}
 
-	trustAuthConfig struct {
-		CookieName        string `json:"cookie-name"`
-		CookieDomain      string `json:"cookie-domain"`
-		CookieDuration    int    `json:"cookie-duration"`
-		TokenDuration     int    `json:"token-duration"`
-		ReportURLDuration int    `json:"report-url-duration"`
-		TokenSecret       string `json:"token-secret"`
-		Scope             string `json:"scope"`
-		TokenType         string `json:"token-type"`
-	}
-
 	cookieConfig struct {
 		Domain   string `json:"domain"`
 		Secret   string `json:"secret"`
@@ -92,22 +81,3 @@ func (c authConfig) GetCookieSecretBytes() ([]byte, error) {
 
 	return []byte(c.Cookie.Secret), nil
 }
-
-func (c trustAuthConfig) GetTokenSecretBytes() ([]byte, error) {
-	if c.TokenSecret == "" {
-		return nil, fmt.Errorf("token secret cannot be empty")
-	}
-
-	if decoded, err := base64.StdEncoding.DecodeString(c.TokenSecret); err == nil {
-		if len(decoded) < 32 {
-			return nil, fmt.Errorf("decoded token secret must be at least 32 bytes long")
-		}
-		return decoded, nil
-	}
-
-	if len(c.TokenSecret) < 32 {
-		return nil, fmt.Errorf("token secret must be at least 32 bytes long")
-	}
-
-	return []byte(c.TokenSecret), nil
-}