fdo#63290 related: cleanup stings defines due to removal

follow up to commit af4a9471

Change-Id: Ifaee6d61fada21705574e5ad6bf0fa32957fe75c
Reviewed-on: https://gerrit.libreoffice.org/3425Reviewed-by: Joren De Cuyper <joren.libreoffice@telenet.be>
Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>

sc/inc/globstr.hrc

@@ -79,8 +79,6 @@
 #define STR_MSSG_SOLVE_2            58
 #define STR_MSSG_SOLVE_3            59
 #define STR_MSSG_SOLVE_4            60
-#define STR_MSSG_SOLVE_5            61
-#define STR_MSSG_SOLVE_6            62
 
 #define STR_TABLE_GESAMTERGEBNIS    64
 #define STR_TABLE_ERGEBNIS          65