chore: Update to latest lit v1

.changeset/four-buses-drum.md

@@ -0,0 +1,5 @@
+---
+'@lion/core': patch
+---
+
+Update to latest lit v1

packages/core/package.json

@@ -39,7 +39,7 @@
     "@open-wc/dedupe-mixin": "^1.2.18",
     "@open-wc/scoped-elements": "^1.3.3",
     "lit-element": "~2.4.0",
-    "lit-html": "^1.3.0"
+    "lit-html": "^1.4.0"
   },
   "keywords": [
     "lion",

tsconfig.json

@@ -16,6 +16,8 @@
   },
   "include": ["packages/**/*.js", "packages-node/**/*.js"],
   "exclude": [
+    "packages/**/*.test.js",
+    "packages/*/test-suites/*",
     "node_modules",
     "**/node_modules/*",
     "**/coverage/*",