Fix codecov version bug

Author: Inbal Tako

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest]
+        os: [ubuntu-latest]
     steps:
       - uses: actions/checkout@v1
       - uses: actions/setup-ruby@v1

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest]
+        os: [ubuntu-latest]
     steps:
       - uses: actions/checkout@v1
       - uses: actions/setup-ruby@v1

spec/spec_helper.rb

@@ -3,10 +3,8 @@
 require 'bundler/setup'
 require 'webmock/rspec'
 require 'simplecov'
-require 'codecov'
 
 SimpleCov.start
-SimpleCov.formatter = SimpleCov::Formatter::Codecov
 
 RSpec.configure do |config|
   # Enable flags like --only-failures and --next-failure