chore: test jest performance without diagnostics

Author: byCedric

jest.config.js

@@ -2,5 +2,10 @@ module.exports = {
 	preset: 'ts-jest/presets/js-with-babel',
 	testEnvironment: 'node',
 	testRegex: undefined,
-	testMatch: ['**/*.test.ts?(x)']
+	testMatch: ['**/*.test.ts?(x)'],
+	globals: {
+		'ts-jest': {
+			diagnostics: false
+		}
+	}
 };