Add rules.csv change

Author: MichaelRFairhurst

rules.csv

@@ -824,7 +824,7 @@ c,MISRA-C-2012,RULE-23-6,Yes,Required,,,The controlling expression of a generic
 c,MISRA-C-2012,RULE-23-7,Yes,Advisory,,,A generic selection that is expanded from a macro should evaluate its argument only once,,Generics,Medium,
 c,MISRA-C-2012,RULE-23-8,Yes,Required,,,A default association shall appear as either the first or the last association of a generic selection,,Generics,Easy,
 cpp,MISRA-C++-2023,RULE-0-0-1,Yes,Required,Decidable,Single Translation Unit,A function shall not contain unreachable statements,M0-1-1,DeadCode2,Medium,
-cpp,MISRA-C++-2023,RULE-0-0-2,Yes,Advisory,Undecidable,System,Controlling expressions should not be invariant,M0-1-2,DeadCode2,Easy,
+cpp,MISRA-C++-2023,RULE-0-0-2,Yes,Advisory,Undecidable,System,Controlling expressions should not be invariant,M0-1-2,DeadCode4,Easy,
 cpp,MISRA-C++-2023,RULE-0-1-1,Yes,Advisory,Undecidable,System,A value should not be unnecessarily written to a local object,A0-1-1,DeadCode2,Medium,
 cpp,MISRA-C++-2023,RULE-0-1-2,Yes,Required,Decidable,Single Translation Unit,The value returned by a function shall be used,A0-1-2,DeadCode2,Easy,
 cpp,MISRA-C++-2023,RULE-0-2-1,Yes,Advisory,Decidable,Single Translation Unit,Variables with limited visibility should be used at least once,M0-1-3,DeadCode2,Easy,