[#1291] morph: Reconnect to the highest priority endpoint

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

pkg/morph/client/constructor.go

@@ -148,6 +148,10 @@ func New(ctx context.Context, key *keys.PrivateKey, opts ...Option) (*Client, er
 			} else {
 				cli.logger.Info(logs.FrostFSIRCreatedRPCClientForEndpoint,
 					zap.String("endpoint", endpoint.Address))
+				if cli.endpoints.curr > 0 && cli.cfg.switchInterval != 0 {
+					cli.switchIsActive.Store(true)
+					go cli.switchToMostPrioritized(ctx)
+				}
 				break
 			}
 		}