Update README.md

Author: oblomov-dev

README.md

@@ -14,7 +14,7 @@ _Running into problems or found a bug? Create an issue [**here**](https://github
 ### Approach:
 (1/3) Use a single Interface:
 ```abap
-INTERFACE z2ui5_if_proxy_kpi
+INTERFACE z2ui5_if_lp_kpi
   PUBLIC.
 
   METHODS count
@@ -27,7 +27,7 @@ ENDINTERFACE.
 ```
 (2/3) Which can be used on app level to return KPIs:
 ```abap
-CLASS z2ui5_cl_proxy_kpi_hello_world DEFINITION
+CLASS z2ui5_cl_lp_kpi_hello_world DEFINITION
   PUBLIC
   FINAL
   CREATE PUBLIC .
@@ -39,7 +39,7 @@ CLASS z2ui5_cl_proxy_kpi_hello_world DEFINITION
 ENDCLASS.
 CLASS z2ui5_cl_proxy_kpi_hello_world IMPLEMENTATION.
 
-  METHOD z2ui5_if_proxy_kpi~count.
+  METHOD z2ui5_if_lp_kpi~count.
 
     "kpi calculation....
     result = 11.
@@ -72,9 +72,9 @@ ENDCLASS.
       CATCH cx_root.
     ENDTRY.
 
-    DATA li_proxy_kpi TYPE REF TO z2ui5_if_proxy_kpi.
-    CREATE OBJECT li_proxy_kpi TYPE (lv_classname).
-    DATA(lv_count) = li_proxy_kpi->count( lv_filter ).
+    DATA li_lp_kpi TYPE REF TO z2ui5_if_lp_kpi.
+    CREATE OBJECT li_lp_kpi TYPE (lv_classname).
+    DATA(lv_count) = li_lp_kpi->count( lv_filter ).
 
     DO lv_count TIMES.
       INSERT VALUE #( id = sy-index ) INTO TABLE lt_result.