Fix language tag to be singlualr

Author: tomayac

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "text-fragments-polyfill",
-  "version": "6.4.0",
+  "version": "6.4.1",
   "description": "This is a polyfill for the [Text Fragments](https://wicg.github.io/scroll-to-text-fragment/) feature for browsers that don't support it natively.",
   "main": "./dist/text-fragments.js",
   "browser": "./dist/text-fragments.js",
@@ -25,7 +25,7 @@
     "eslint-config-google": "^0.14.0",
     "eslint-config-prettier": "^10.1.2",
     "http-server": "^14.1.1",
-    "jasmine-core": "^5.6.0",
+    "jasmine-core": "^5.7.0",
     "karma": "^6.4.4",
     "karma-chrome-launcher": "^3.2.0",
     "karma-firefox-launcher": "^2.1.3",
@@ -35,7 +35,7 @@
     "playwright": "^1.52.0",
     "prettier": "^3.5.3",
     "regenerate": "^1.4.2",
-    "rollup": "^4.40.0",
+    "rollup": "^4.40.1",
     "shx": "^0.4.0",
     "unicode-9.0.0": "^0.7.5"
   },