Update examples

src/zbp_demo_abap_rap_draft_m.clas.locals_imp.abap

@@ -17,7 +17,7 @@
 * and data exchange between a RAP BO consumer, which is a class
 * in this case, and RAP BO provider can work. Additionally, it shows
 * how the methods for non-standard RAP BO operations might be
-* self-implemented in an ABP. The example is is intentionally kept
+* self-implemented in an ABP. The example is intentionally kept
 * short and simple and focuses on specific RAP aspects. For this reason,
 * the example might not fully meet the requirements of the RAP BO contract.
 *