Bring back original NewZapCoreLoggerBuilder api. (#12973)

The funcion signature has been changed in:
eafbc8c57e .
Instead we should have added new method `NewZapLoggerBuilder()`.

tests/integration/testing.go

@@ -67,7 +67,7 @@ func NewEmbedConfig(t testing.TB, name string) *embed.Config {
 	cfg := embed.NewConfig()
 	cfg.Name = name
 	lg := zaptest.NewLogger(t, zaptest.Level(zapcore.InfoLevel)).Named(cfg.Name)
-	cfg.ZapLoggerBuilder = embed.NewZapCoreLoggerBuilder(lg)
+	cfg.ZapLoggerBuilder = embed.NewZapLoggerBuilder(lg)
 	cfg.Dir = t.TempDir()
 	return cfg
 }