tree 7ef0dbce81e1e8c1c97c8e5b3919578b4c7bf1c9
parent 1f73e0235bf3067c9fcbd9796c3e23b0c30d60fe
author Wan-Teh Chang <wtc@google.com> 1623973349 -0700
committer Wan-Teh Chang <wtc@google.com> 1626730744 +0000

Check array has two elements before using index 1

Check if the $git_desc_components array has two elements before using
$git_desc_components[1]. The $git_desc string may contain no '-', e.g.,
"3.1.1", so split('-', $git_desc, 2) may return an array of only one
element.

BUG=aomedia:3081

Change-Id: Ia9b75af1ec9390c4bea988a52d4f54e9cd23468a
(cherry picked from commit 11cda363ddad75bb8474c16558a98d2dbf35e617)