ci: add timeout-minutes to workflows

Author: thingsym

.github/workflows/lint.yml

@@ -13,6 +13,8 @@ on:
 jobs:
   lint:
     runs-on: ubuntu-18.04
+    timeout-minutes: 10
+
     steps:
       - uses: actions/checkout@v2
 

.github/workflows/npm-publish.yml

@@ -9,6 +9,7 @@ jobs:
   publish:
     name: Publish to npm registry
     runs-on: ubuntu-18.04
+    timeout-minutes: 10
 
     steps:
       - uses: actions/checkout@v2