[FS#30] x86: SDK: host-compile of grub2 build error - Comment added

[LEDE Bugs]

The following task has a new comment added:

FS#30 - x86: SDK: host-compile of grub2 build error
User who did this - Daniel Dickinson (dfc-d)

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Oops sorry, distro is Ubuntu 16.04.  Will test update.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=30#comment97