Flow: remove support for measuring Flow coverage (graphql#2837)

Author: IvanGoncharov

.github/workflows/ci.yml

@@ -137,7 +137,7 @@ jobs:
         if: ${{ always() }}
         uses: codecov/codecov-action@v1
         with:
-          file: ./coverage/tests/coverage-final.json
+          file: ./coverage/coverage-final.json
           fail_ci_if_error: true
 
   test:

.nycflowrc.yml

@@ -4,11 +4,10 @@ include:
 exclude:
   - 'src/polyfills'
   - '**/*-fuzz.js'
-  - '**/*-benchmark.js'
   - '**/*.d.ts'
 clean: true
-temp-directory: 'coverage/tests'
-report-dir: 'coverage/tests'
+temp-directory: 'coverage'
+report-dir: 'coverage'
 skip-full: true
 reporter: [json, html, text]
 check-coverage: true

.nycrc.yml

@@ -36,7 +36,6 @@
     "test": "npm run lint && npm run check && npm run testonly && npm run prettier:check && npm run check:spelling && npm run build:npm && npm run build:deno && npm run check:integrations",
     "lint": "eslint --cache .",
     "check": "flow check",
-    "check:cover": "node resources/check-cover.js && nyc report --nycrc-path .nycflowrc.yml",
     "testonly": "mocha --full-trace src/**/__tests__/**/*-test.js",
     "testonly:cover": "nyc npm run testonly",
     "prettier": "prettier --write --list-different .",