[GRASS-git] [OSGeo/grass] d7fb7b: i.vi: fix check input 'red' param arg (#1353)

[Tomas Zigo]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: d7fb7b4df5f9d631b61aeccb137769c885004bee
      https://github.com/OSGeo/grass/commit/d7fb7b4df5f9d631b61aeccb137769c885004bee
  Author: Tomas Zigo <50632337+tmszi at users.noreply.github.com>
  Date:   2021-02-17 (Wed, 17 Feb 2021)

  Changed paths:
    M imagery/i.vi/main.c

  Log Message:
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  i.vi: fix check input 'red' param arg (#1353)