Revert "Azure repository is super instable, and often unavailable making this fail"

Byron · Byron · commit 25ae12d5ac0a · 2020-03-26T09:03:22.000+08:00
This reverts commit e94f97d. NEED musl tools!
diff --git a/ci/ubuntu-install-packages b/ci/ubuntu-install-packages
@@ -1,2 +1,5 @@
 #!/bin/sh
 
+sudo apt-get update
+sudo apt-get install -y --no-install-recommends \
+  xz-utils liblz4-tool musl-tools
