Revert update of the i686-freebsd builder

alexcrichton · alexcrichton · commit beb756f2aaeb · 2018-01-25T14:53:30.000-08:00
Looks like llvm 4.0.0 isn't read for that either.
diff --git a/src/ci/docker/dist-i686-freebsd/Dockerfile b/src/ci/docker/dist-i686-freebsd/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:16.04
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
   clang \

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-FROM ubuntu:18.04`
	`1`	`+FROM ubuntu:16.04`
`2`	`2`
`3`	`3`	`RUN apt-get update && apt-get install -y --no-install-recommends \`
`4`	`4`	`clang \`