Fix TypeScript linting.

Speeds up eslint because it prefers the application
tsconfig.json over the project wide tsconfig.json.

Change-Id: I9f1d5d6711d44b107324a518ad2e3fd757e752ec
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/374039
Reviewed-by: Joe Gregorio <jcgregorio@google.com>
diff --git a/.eslintrc.js b/.eslintrc.js
index 5450493..492a42b 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -48,10 +48,6 @@
     {
       files: ['*.ts', '*.tsx'],
       parser: '@typescript-eslint/parser',
-      parserOptions: {
-        tsconfigRootDir: __dirname,
-        project: ['./tsconfig.json'],
-      },
 
       // Start with the recommended rules, but turn some of them off in the
       // 'rules' section below.