Refactor string formatting affecting unrelated CL (ag/32102801).

Causing error-prone build errors.

- Use the varargs version of `Preconditions.checkArgument()` instead of string concatenation or `String.formatted()` to avoid unnecessary string operations.

Flag: EXEMPT bugfix
Test: presubmits
Bug: 434187381
Change-Id: Id6a381e5875a502a725c1fc4e8bd8102bf0ae7d1