Clean up gitignore

.gitignore

@@ -1,68 +1,4 @@
 node_modules/
-.node_modules/
-built/*
-tests/cases/rwc/*
-tests/cases/perf/*
-!tests/cases/webharness/compilerToString.js
-test-args.txt
-~*.docx
-\#*\#
-.\#*
-tests/baselines/local/*
-tests/baselines/local.old/*
-tests/services/baselines/local/*
-tests/baselines/prototyping/local/*
-tests/baselines/rwc/*
-tests/baselines/reference/projectOutput/*
-tests/baselines/local/projectOutput/*
-tests/baselines/reference/testresults.tap
-tests/baselines/symlinks/*
-tests/services/baselines/prototyping/local/*
-tests/services/browser/typescriptServices.js
-src/harness/*.js
-src/compiler/diagnosticInformationMap.generated.ts
-src/compiler/diagnosticMessages.generated.json
-src/parser/diagnosticInformationMap.generated.ts
-src/parser/diagnosticMessages.generated.json
-rwc-report.html
-*.swp
-build.json
-*.actual
-tests/webTestServer.js
-tests/webTestServer.js.map
-tests/webhost/*.d.ts
-tests/webhost/webtsc.js
-tests/cases/**/*.js
-tests/cases/**/*.js.map
-*.config
-scripts/eslint/built/
-scripts/debug.bat
-scripts/run.bat
-scripts/**/*.js
-scripts/**/*.js.map
-coverage/
-internal/
-**/.DS_Store
-.settings
-**/.vs
-**/.vscode/*
-!**/.vscode/tasks.json
-!**/.vscode/settings.template.json
-!**/.vscode/launch.template.json
-!**/.vscode/extensions.json
-!tests/cases/projects/projectOption/**/node_modules
-!tests/cases/projects/NodeModulesSearch/**/*
-!tests/baselines/reference/project/nodeModules*/**/*
-.idea
-yarn.lock
-yarn-error.log
-.parallelperf.*
-tests/baselines/reference/dt
-.failed-tests
-TEST-results.xml
-.eslintcache
-*v8.log
-/lib/
 messages.json
 dist/
 .env