chore: added lit as a peer dependency to support 2.x and 3.x

Author: sledsworth

packages/esbuild-plugin-lit-css/package.json

@@ -35,6 +35,7 @@
 		"@pwrs/lit-css": "^2.0.0"
 	},
 	"peerDependencies": {
-		"esbuild": "^0.16.17 || ^0.17.16 || ^0.18.1 || ^0.19.5"
+		"esbuild": "^0.16.17 || ^0.17.16 || ^0.18.1 || ^0.19.5",
+		"lit": "^2.7.2 || ^3.0.0"
 	}
 }