fix: replace "test code changes instantly" with "test code changes right away"

https://claude.ai/code/session_01M6YRViV1SVqE9DoZwXMbbd

Author: claude

docs/technical/dx.md

@@ -85,7 +85,7 @@ CLASS zcl_app_input IMPLEMENTATION.
   ENDMETHOD.
 ENDCLASS.
 ```
-You can also test code changes instantly — reload the page, enter input, and press the button — all within a single class, with no external UI tooling.
+You can also test code changes right away — reload the page, enter input, and press the button — all within a single class, with no external UI tooling.
 
 ### ALV-Style Table Output in the Browser