build: fix build command in render.yaml (#205)

* chore: rebuild lock file

* build: fix build command in render.yaml

Author: metonym

render.yaml

@@ -2,6 +2,6 @@ services:
   - type: web
     name: svelte-highlight
     env: static
-    buildCommand: yarn prepack; yarn build
+    buildCommand: yarn build:lib; yarn build
     staticPublishPath: build
     pullRequestPreviewsEnabled: true