fix: update @push.rocks/smartproxy to version 19.6.1 and improve socket management in ConnectionManager

feat: enhance MetricsManager with reset interval and top domains tracking

package.json

@@ -45,7 +45,7 @@
     "@push.rocks/smartnetwork": "^4.0.2",
     "@push.rocks/smartpath": "^5.0.5",
     "@push.rocks/smartpromise": "^4.0.3",
-    "@push.rocks/smartproxy": "^19.6.0",
+    "@push.rocks/smartproxy": "^19.6.1",
     "@push.rocks/smartrequest": "^2.1.0",
     "@push.rocks/smartrule": "^2.0.1",
     "@push.rocks/smartrx": "^3.0.10",