Move tslib to devDependencies

Author: jbuckner

package-lock.json

@@ -29,8 +29,7 @@
   "dependencies": {
     "@lit/localize": "^0.12.2",
     "lit": "^3.3.1",
-    "magic-snowflakes": "^7.0.2",
-    "tslib": "^2.8.1"
+    "magic-snowflakes": "^7.0.2"
   },
   "devDependencies": {
     "@open-wc/testing-helpers": "^3.0.1",
@@ -52,6 +51,7 @@
     "prettier": "^3.6.2",
     "ts-lit-plugin": "^2.0.2",
     "tsc-alias": "^1.8.16",
+    "tslib": "^2.8.1",
     "typescript": "^5.9.3",
     "vite": "^7.2.2",
     "vitest": "^4.0.8",