Revert "[fuzzer] Try to fix windows build after D156317"

Will not work, string::data() returns const char*;

This reverts commit d364597f8a479a4e223bc3194f5584f26b5aa7a5.

GitOrigin-RevId: e0e8695a608f1bcb82439dc28bc98f78a9821f2c
1 file changed