Fixes bug so that `%v` with modifiers doesn't compile. `%v` is not intended to work with modifiers because the meaning of modifiers is type-dependent and `%v` is intended to be used in situations where the type is not important. Please continue using if `%s` if you require format modifiers.

PiperOrigin-RevId: 472534916
Change-Id: I5838761b2b40cbc4344077f23d44b1e634e5bae3