[GRASS-git] [OSGeo/grass] 0162c6: lib/imagery: fix -Wfortify-source warning (#2663)

[Nicklas Larsson]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: 0162c6099fa93b5fc086aa0a865a25ff3f385c32
      https://github.com/OSGeo/grass/commit/0162c6099fa93b5fc086aa0a865a25ff3f385c32
  Author: Nicklas Larsson <n_larsson at yahoo.com>
  Date:   2022-11-25 (Fri, 25 Nov 2022)

  Changed paths:
    M lib/imagery/sigset.c

  Log Message:
  -----------
  lib/imagery: fix -Wfortify-source warning (#2663)

Addresses following compiler warning message:

warning: 'fscanf' may overflow; destination buffer in argument 3 has
size 1024, but the corresponding specifier may require size 1025