Update action versions.

Author: lewisdonovan

.github/workflows/release.yml

@@ -8,11 +8,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 18
       - name: Install Dependencies
         run: npm ci
       - name: Semantic release