upgrading node in ci

Author: abranhe

.github/dependabot.yml

@@ -3,4 +3,4 @@ updates:
   - package-ecosystem: npm
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "monthly"

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node_version: [8, 10, 12]
+        node_version: [12, 14]
 
     steps:
     - uses: actions/checkout@master

.github/workflows/publish.yml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
 
   publish-npm:
     name: Publish to npm
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
           registry-url: https://registry.npmjs.org/
       - run: npm publish
         env:
@@ -35,7 +35,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
           registry-url: https://npm.pkg.github.com/
           scope: '@abranhe'
       - name: Rename package to match GitHub repository