Non-cached credentials mismatch in flag names

[jakedoublev]

https://github.com/opentdf/otdfctl/blob/main/cmd/dev.go#L163-L164

https://github.com/search?q=repo%3Aopentdf%2Fotdfctl+with-client-creds&type=code

Looks like we introduced a defect in #187 that breaks --with-client-creds and --with-client-creds-file for auth without cached client credentials on the OS.