ci: use lts/* where node version doesn't matter

Author: voxpelli

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
       - name: ⎔ Setup Node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: lts/*
 
       - name: 📥 Install dependencies
         run: npm ci

.github/workflows/format.yml

@@ -21,7 +21,7 @@ jobs:
       - name: ⎔ Setup node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: lts/*
 
       - name: 📥 Install deps
         run: npm ci