Change github action node version to gallium

Author: juzser

.github/workflows/npm-publish.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: lts/fermium
+          node-version: lts/gallium
       - run: yarn --frozen-lockfile
 
   publish-npm:
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: lts/fermium
+          node-version: lts/gallium
           registry-url: https://registry.npmjs.org/
       - run: yarn --frozen-lockfile
       - run: yarn build