Add ci-test that doesn't run karma

Author: taylorhakes

.github/workflows/tests.yml

@@ -20,6 +20,6 @@ jobs:
     - name: npm install, build, and test
       run: |
         npm install
-        npm test
+        npm ci-test
       env:
         CI: true

package.json

@@ -18,6 +18,7 @@
     "typescript": "tsc --checkJS --allowJS --noEmit src/index.js",
     "lint": "eslint src && npm run closure && npm run typescript",
     "test": "npm run lint && mocha && karma start --single-run",
+    "ci-test": "npm run lint && mocha",
     "prebuild": "rimraf lib dist",
     "build": "run-p build:**",
     "build:cjs": "rollup -i src/index.js -o lib/index.js -f cjs",