Making NotBefore value as now-10

Author: Gaurav Bhandare

auth_server/server/server.go

@@ -244,7 +244,7 @@ func (as *AuthServer) CreateToken(ar *authRequest, ares []authzResult) (string,
 		Issuer:     tc.Issuer,
 		Subject:    ar.Account,
 		Audience:   ar.Service,
-		NotBefore:  now - 1,
+		NotBefore:  now - 10,
 		IssuedAt:   now,
 		Expiration: now + tc.Expiration,
 		JWTID:      fmt.Sprintf("%d", rand.Int63()),