std: add compile error when using `std.os.getenv` on the wasi target

`std.process.getEnvMap` or `std.process.getEnvVarOwned` should be used
instead, requiring allocation.
69982339edRafael Fernández López committed on 9/14/2023, 5:04:35 PM· committed by Veikka Tuominenparent742030a
3 files changedLine totals unavailable