chore: exclude folders from coverage (safe-global#3342)

jest.config.cjs

@@ -20,6 +20,7 @@ const customJestConfig = {
   globals: {
     fetch: global.fetch,
   },
+  coveragePathIgnorePatterns: ['/node_modules/', '/src/tests/', '/src/types/contracts/'],
 }
 
 // createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async