chore: bump lwc versions for winter26 (#445)

* chore: bump lwc versions for winter26

* chore: fix lock file

Author: jmsjtu

package.json

@@ -33,16 +33,16 @@
         "test": "jest"
     },
     "dependencies": {
-        "@lwc/compiler": "8.20.2",
-        "@lwc/engine-dom": "8.20.2",
-        "@lwc/engine-server": "8.20.2",
+        "@lwc/compiler": "8.20.4",
+        "@lwc/engine-dom": "8.20.4",
+        "@lwc/engine-server": "8.20.4",
         "@lwc/jest-preset": "19.1.2",
         "@lwc/jest-resolver": "19.1.2",
         "@lwc/jest-serializer": "19.1.2",
         "@lwc/jest-transformer": "19.1.2",
-        "@lwc/module-resolver": "8.20.2",
-        "@lwc/synthetic-shadow": "8.20.2",
-        "@lwc/wire-service": "8.20.2",
+        "@lwc/module-resolver": "8.20.4",
+        "@lwc/synthetic-shadow": "8.20.4",
+        "@lwc/wire-service": "8.20.4",
         "@salesforce/wire-service-jest-util": "4.1.5",
         "fast-glob": "^3.3.3",
         "jest": "29.7.0",