[PATCH v4 12/14] irqchip/riscv-intc: Fix potential resource leak

[Markus Elfring]

> In the function riscv_intc_init(), system resource "intc_domain"
> was not released in the error case, fix it.

Another small wording adjustment:
  … in an error case. Thus add a call of the function “irq_domain_remove”
  in the if branch.

Regards,
Markus