Fix azure i386 build

Purge libsqlite3-0 to make sure we get the i386 library lateron.

Author: nikic

azure/i386/apt.yml

@@ -7,7 +7,7 @@ steps:
       sudo apt-get update -y | true
       sudo apt-get install -y gcc-multilib
       sudo apt-get install -y g++-multilib
-      sudo apt-get purge -y libxml2
+      sudo apt-get purge -y libxml2 libsqlite3-0
       # TODO: Reenable postgresql + postgresql-contrib packages once they work again.
       sudo apt-get install -y bison \
                               re2c \