chore: Update node version to 18 in npmpublish.yml

Author: benhurdavies

.github/workflows/npmpublish.yml

@@ -14,7 +14,7 @@ jobs:
  - uses: actions/checkout@v2
  - uses: actions/setup-node@v1
  with:
- node-version: 12
+ node-version: 18
  - run: npm ci
  - run: npm test
 
@@ -25,7 +25,7 @@ jobs:
  - uses: actions/checkout@v2
  - uses: actions/setup-node@v1
  with:
- node-version: 12
+ node-version: 18
  registry-url: https://registry.npmjs.org
 
  - run: npm ci
@@ -34,7 +34,7 @@ jobs:
  run: npm run build
 
  - name: Publish to NPMJS
- run: npm publish --access public 
+ run: npm publish --access public
  env:
  NODE_AUTH_TOKEN: ${{secrets.NPM_PUB_TOKEN}}