chore(jest): tidy config

https://kulshekhar.github.io/ts-jest/docs/getting-started/options/useESM

Author: remarkablemark

jest.config.ts

@@ -15,7 +15,7 @@ const config: Config = {
     '^(\\.{1,2}/.*)\\.js$': '$1',
   },
   transform: {
-    '^.+\\.m?ts$': ['ts-jest', { useESM: true }],
+    '^.+\\.m?[tj]sx?$': ['ts-jest', { useESM: true }],
   },
 };