fix: only publish on updates to index.d.ts and update GHA mod version

.github/workflows/deploy.yml

@@ -3,6 +3,8 @@ name: Deployment
 on:
   push:
     branches: [master]
+    paths:
+      - 'index.d.ts'
 
 env:
   node_version: "20"
@@ -13,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Disallow Concurrent Runs
         uses: byu-oit/github-action-disallow-concurrent-runs@v2