Correction in github action configurations

.github/workflows/node.yml

@@ -5,9 +5,9 @@ name: Node.js CI
 
 on:
   push:
-    branches: [ main ]
+    branches: [ master ]
   pull_request:
-    branches: [ main ]
+    branches: [ master ]
 
 jobs:
   cypress-run:

.travis.yml

@@ -1,16 +0,0 @@
-language: node_js
-node_js:
-  - '7.6.0'
-  - '8'
-  - '10'
-  - '12'
-  - 'node'
-services:
-  - mysql
-install:
-  - npm install
-before_install:
-  - mysql -e 'CREATE DATABASE IF NOT EXISTS classicmodels;'
-  - mysql -u root --default-character-set=utf8 classicmodels < tests/sample.sql
-script:
-  - npm test