docs: tweak example app README.md

Author: mdjastrzebski

examples/basic/README.md

@@ -6,4 +6,6 @@ The app and related tests written in TypeScript, and it uses recommended practic
 
 - testing large pieces of application instead of small components
 - using `screen`-based queries
-- using recommended query types, e.g. `byText`, `byLabelText`, `byPlaceholderText` over `byTestId`
+- using recommended query types, e.g. `*ByText`, `*ByLabelText`, `*ByPlaceholderText` over `byTestId`
+
+You also use this repository as a reference when having issues in your RNTL configuration, as it contains the recommended Jest setup.