Update sample (#513)

Co-authored-by: Viktor Hoffmann <[email protected]>

Author: abapsheep

src/z2ui5_cl_demo_app_000.clas.abap

@@ -1920,7 +1920,7 @@ CLASS z2ui5_cl_demo_app_000 IMPLEMENTATION.
 
     panel->generic_tile( header    = 'Model IV'
                          subheader = 'RTTI Data'
-                         press     = client->_event( 'ZZ2UI5_CL_DEMO_APP_328' )
+                         press     = client->_event( 'Z2UI5_CL_DEMO_APP_328' )
                          mode      = 'LineMode'
                          class     = 'sapUiTinyMarginEnd sapUiTinyMarginBottom'
       ).

src/z2ui5_cl_demo_app_328.clas.abap

@@ -50,7 +50,9 @@ CLASS z2ui5_cl_demo_app_328 IMPLEMENTATION.
 
   METHOD ui5_view_display.
 
-    DATA(page) = z2ui5_cl_xml_view=>factory( ).
+    DATA(page) = z2ui5_cl_xml_view=>factory( )->shell( )->page( title      = 'RTTI IV'
+                                       navbuttonpress = client->_event( 'BACK' )
+                                       shownavbutton  = client->check_app_prev_stack( ) ).
 
     page->button( text  = 'GO'
                   press = client->_event( 'GO' )

src/z2ui5_cl_demo_app_329.clas.abap

@@ -26,6 +26,7 @@ CLASS Z2UI5_CL_DEMO_APP_329 IMPLEMENTATION.
 
     result->mr_data = i_data.
 
+
   ENDMETHOD.
 
 ENDCLASS.

src/z2ui5_cl_demo_app_329.clas.xml

@@ -5,7 +5,7 @@
    <VSEOCLASS>
     <CLSNAME>Z2UI5_CL_DEMO_APP_329</CLSNAME>
     <LANGU>E</LANGU>
-    <DESCRIPT>popup - with Data Object for Sample 328</DESCRIPT>
+    <DESCRIPT>Data Object for Sample 328</DESCRIPT>
     <STATE>1</STATE>
     <CLSCCINCL>X</CLSCCINCL>
     <FIXPT>X</FIXPT>