_config.yml: update build date.

ericonr · the-maldridge · commit 5f94d68eb03e · 2021-10-17T20:43:31.000-05:00
Closes: #160 [via git-merge-pr]
diff --git a/_config.yml b/_config.yml
@@ -18,4 +18,4 @@ collections:
     output: true
 
 download_mirror: https://alpha.de.repo.voidlinux.org/live/current
-download_build_date: 2021-02-18
+download_build_date: 2021-09-30
