chore(all): exclude stories and tests from the rollup builds (#752)

* chore(core): fix extension of stories .ts -> .tsx (impacts: rollup)

* chore(all): exclude test files from rollup builds

Author: przemyslaw-wlodek

packages/core/src/ui/components/ConfirmDRepRegistration/ConfirmDRepRegistration.stories.ts renamed to packages/core/src/ui/components/ConfirmDRepRegistration/ConfirmDRepRegistration.stories.tsx

@@ -11,7 +11,7 @@ export default ({
   tsPluginOptions = {
     tsconfig: 'src/tsconfig.json',
     composite: false,
-    exclude: ['**/*.stories.tsx']
+    exclude: ['**/*.stories.tsx', '**/*.test.ts', '**/*.test.tsx']
   }
 } = {}) => ({
   input: 'src/index.ts',