Update dependency lit to v2.7.0

Author: renovate[bot]

package-lock.json

@@ -44,7 +44,7 @@
     "@web/test-runner": "0.13.22",
     "babel-loader": "8.2.3",
     "husky": "7.0.4",
-    "lit": "2.0.2",
+    "lit": "2.7.0",
     "npm-run-all": "4.1.5",
     "prettier": "2.4.1",
     "pretty-quick": "3.1.1",