[MERGE #5109 @MikeHolman] fix assert that was invalidated after bytecode branch inversion
[MERGE #5109 @MikeHolman] fix assert that was invalidated after bytecode branch inversion

Merge pull request #5109 from MikeHolman:brfalse_next

OS:17313562

Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore