[litegraph] Fix slider value display when custom widget label is present (#1915)

* Update litegraph

* Add playwright test

* Update locales [skip ci]

* Update test expectations [skip ci]

---------

Co-authored-by: github-actions <github-actions@github.com>

browser_tests/assets/simple_slider.json

@@ -0,0 +1,49 @@
+{
+  "last_node_id": 12,
+  "last_link_id": 9,
+  "nodes": [
+    {
+      "id": 12,
+      "type": "DevToolsSimpleSlider",
+      "pos": [
+        50,
+        50
+      ],
+      "size": [
+        315,
+        58
+      ],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [
+        {
+          "name": "FLOAT",
+          "type": "FLOAT",
+          "links": null,
+          "label": "FLOAT"
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "DevToolsSimpleSlider"
+      },
+      "widgets_values": [
+        0.5
+      ]
+    }
+  ],
+  "links": [],
+  "groups": [],
+  "config": {},
+  "extra": {
+    "ds": {
+      "scale": 1,
+      "offset": [
+        0,
+        0
+      ]
+    }
+  },
+  "version": 0.4
+}