update node version for GHA

docusaurus's dependencies need newer node version.

Signed-off-by: Yihong Wang <[email protected]>

.github/workflows/publish.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '10.x'
+          node-version: '18.x'
       - name: Test Build
         run: cd website && yarn install && yarn build
   gh-release:
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '10.x'
+          node-version: '18.x'
       - name: Git config
         run: git config --global user.email "[email protected]" && git config --global user.name "Presto Bot"
       - name: Fetch credentials